Riproduco qui il frutto di una ricerca bibliografica che condussi nell'estate 2008 intorno ai Thug, memore forse di Salgari ma soprattutto incuriosito per aver letto il libro di James L. Sleeman trovato su una bancarella.

• George Bruce, The Stranglers: The Cult of Thuggee and Its Overthrow in British India, Brace & World, Harcourt, 1969.

• Mike Dash, Thug: the true story of India's murderous cult, Granta Books, Londra, 2005.

• Krishna Dutta, The sacred slaughterers. Book review of Thug: the true story of India's murderous cult by Mike Dash. In «The Independent», 8 luglio 2005.

• Encyclopaedia Britannica, 1964, vol. 22, voce “Thugs” a p. 167.

• John Fryer, A New Account of East-India and Persia, in Eight Letters. Being Nine Years Travels, Begun 1672, and Finished 1681, Londra, 1698. Scaricabile da http://books.google.it  (cit. da Smith).

• James Grant Duff, History of India, Cassell, Londra, 1898 (J. Sleeman p. 191).

• Charles Robert W. Hervey, Report of the operations of Thuggee and dacoitie department in native states, 1872.

• Charles Robert W. Hervey, Some Records of Crime (Being the Diary of a Year, Official and Particular, of an Officer of the Thuggee and Dacoitie Police), 1892.

• James Hutton, A Popular Account of the Thugs and Dacoits, the Hereditary Garroters and Gang-Robbers of India, 1857 (J. Sleeman pp. 212-214).

• Victor Jacquemont, Correspondance de Victor Jacquemont avec sa Famille et plusieurs de ses Amis, pendant son voyage dans l'Inde (1828-1832), Parigi, 1833, 2 volumi. Scaricabile da http://books.google.it.

• John William Kaye, Storia Administration of the East India Company, Londra, 1853 (J. Sleeman pp. 125-126).

• Bernard Lewis, The Assassins, Weidenfeld and Nicolson, Londra, 1967. Ipotizza legami dei Thug con gli strangolatori dell’Iraq della prima metà dell’VIII secolo (Colin Wilson, p. 35).

• Tom Lloyd, Acting in the "Theatre of Anarchy": 'The Anti-Thug Campaign' and Elaborations of Colonial Rule in Early-Nineteenth Century India, 2006, scaricabile da http://www.csas.ed.ac.uk/fichiers/LLOYD.pdf [10/6/2011: link non più attivo].

• Charles Mackay, Memoir of Extraordinary Popular Delusions, Seattle, 1841, 3 volumi, riedito successivamente col titolo Memoir of Extraordinary Popular Delusions, or The Madness of Crowd. Cfr. nel primo volume della prima edizione il capitolo: «The Thugs, or Phansigars». Scaricabile da http://books.google.it.

• Philip Meadows Taylor, Confessions of a Thug, 1839. Scaricabile da http://books.google.it.Trad. Francese: Confession d’un Thug. En Inde au cœur d'une secte d'assassins professionnels, 1815-1830, éditions Phébus, Paris, 1995. Romanzo.

• Philip Meadows Taylor, The Story of My Life, William Blackwood & Sons, Edinburgo, 1877 (J. Sleeman pp. 119-121).

• Fanny Parks, Wanderings of a Pilgrim in Search of the Picturesque, Londra, 1850. L’autrice descrive una sua visita del 1844 a un tempio frequentato dai Thug (J. Sleeman p. 34, riprod. tra p. 64 e p. 65, pp. 175-178).

• James Paton, 'Collections on Thuggee and Dacoitee', British Library Add. Mss. 41300.

• Parama Roy, Indian Traffic. Identities in Question in Colonial and Postcolonial India, University of California Press, Berkeley -Los Angeles-London, 1998. Cfr. il capitolo 2: «Discovering India, Imagining Thuggee». Scaricabile da http://www.escholarship.org/editions/view?docId=ft8s20097j;brand=eschol.

• Robert Vane Russell e Hira Lal, The Tribes and Castes of the Central Provinces of India, 4 volumi, Macmillan & Co., Londra, 1916. Volumi 1 e 4 scaricabili da http://www.gutenberg.org/browse/authors/r#a9405. Cfr. vol. IV.

• Emilio Salgari, I misteri della Jungla Nera, 1895. Romanzo. Scaricabile da http://www.emiliosalgari.it/testi/testionline.htm.

• Emilio Salgari, Le due tigri, 1904. Romanzo. Scaricabile da http://www.emiliosalgari.it/testi/testionline.htm.

• J. Shakespear, “Observations Regarding Bardheks and Thugs”, in «Asiatic Researches», vol. XIII, 1820.

• Robert Sherwood, “On the Murderers Called Phansigars”, in «Asiatic Researches», vol. XIII, 1820.

• James L. Sleeman, Thug or a Million Murders, 1920; 2a ed. Sampson Low, Marston, Londra, 1933. Trad. it. di Alfonso Galasso: Gli strangolatori, Sugar editore, Milano, 1968. Trad. francese: La secte secrete des Thugs. Le culte de l'assassinat aux Indes, Payot, Paris, 1934. Originale inglese leggibile e scaricabile su https://dn790002.ca.archive.org/0/items/dli.csl.5687/5687.pdf.

• William Henry Sleeman, On the Suppression of Thuggee in India, 1836 (citato da J.L. Sleeman p. 21-135).

• William Henry Sleeman, Ramaseeana, or a Vocabulary of the Peculiar Language Used by the Thugs, Calcutta, 1836. Scaricabile da http://books.google.it.

• The Thugs or Phansigars of India; Comprising a History of that Extraordinary Fraternity of Assassins; and a Description of the System which is pursued, and of the Measures which have been adopted by the Supreme Government of India for its Suppression. Compiled from Original and Authentic Documents published by Captain W. H. Sleeman, Superintendent of Thug-Police, Philadelphia, 1839. Scaricabile da http://books.google.it.

• William Henry Sleeman, Report on the System of Magpunnaism, or the Murder of Indigent Parents for their Young Children, 1839 (J. Sleeman p. 160).

• William Henry Sleeman, Report on the Depredations Committed by the Thug Gangs, G. H. Huttmann, Bengal Military Orphan Press, Calcutta, 1840 (J. Sleeman p. 185).

• William Henry Sleeman, Rambles and Recollections of an Indian Official,1844, 2a ed. 1893. Ed. rivista e annotata da Vincent A. Smith, Humphrey Milford, Oxford University Press, Londra, 1915. Scaricabile da http://www.gutenberg.org/etext/15483.

• William Henry Sleeman, A Journey through the Kingdom of Oude, voll. I & II, Londra, 1858. Scaricabile da http://www.gutenberg.org/etext/16997.

• William Henry Sleeman, Report on Budhuk Alias Bagree Dacoits and Other Gang Robbers by Hereditary Profession, J. C. Sherriff, Bengal Military Orphan Press, Calcutta, 1849 (J. Sleeman p. 91).

• William Henry Sleeman, Report upon Thuggee (citato da J. Sleeman p. 127).

• Vincent A. Smith, The Oxford History of India. From the Earliest Times to the end of 1911, 2^a ed.: Oxford, 1923. Alle pp. 231 e 666-668 parla dei Thug.

• Henry Harpur Spry, Modern India; with Illustrations of the Resources and Capabilities of Hindústan, Whittaker & Co., Londra, 1837, 2 volumi (J. Sleeman pp. 179-184). Scaricabile da http://books.google.it.

• John Strachey, India, Its Administration & Progress, Macmillan and Co. Limited, Londra, 1911 (J. Sleeman pp. 197-202).

• Eugène Sue, L’Ebreo errante. Raffigura un Thug ispirandosi al Thug Feringeea. Romanzo (J. Sleeman p. 146). Scaricabile in due volumi da http://www.livrespourtous.com/e-books/list/onecat/Ebooks-gratuits+Auteurs+R-a-Z+Sue,-Eugene/0.html.

• Philip Meadows Taylor, Confessions of a Thug, Bentley, Londra,1839. Libro di narrativa di grande successo scaricabile da http://www.gutenberg.org/files/44881/44881-h/44881-h.htm.

• The King emperor and his dominions. Souvenir of the Coronation Durbar of H.I.M. George V, Delhi, December 1911. Scaricabile da http://ia341229.us.archive.org/2/items/kingemperorhisdo00londiala/ (J. Sleeman p. 191).

• Jean de Thévenot, Trosième partie des Voyages de M. de Thévenot, Contenant la Relation de l’Indostan, des nouveaux Mogols, & des autres Peuples & Pays des Indes, Parigi, 1684, pp. 119-120. Descrive banditi strangolatori che sembrano tutt’uno con i Thug. Si trova su http://gallica.bnf.fr/ (citato da J. Sleeman p. 30).

• Edward Thornton, Illustrations of the History and Practices of the Thugs,and Notices of Some of the Proceedings of the Government of India, for the Suppression of the Crime of Thuggee, Londra, 1837, 1851. Scaricabile da http://books.google.it.

• Francis Tuker, The Yellow Scarf, 1961.

• Jules Verne, Le tour du monde en quatre-vingts jours (Il giro del mondo in ottanta giorni), 1873. Romanzo. Scaricabile da http://www.livrespourtous.com/e-books/list/onecat/Ebooks-gratuits+Auteurs+R-a-Z+Verne,-Jules/3/all_items.html.

• Edouard de Warren, L'Inde Anglaise, avant et après l'Insurrection de 1857, terza edizione: Hachette, Parigi, 1857, 3 volumi.

• A. J. Wightman, No Friend for Travellers, 1959.

• Wikipedia: Thuggee – http://en.wikipedia.org/wiki/Thuggee.

• Wikipédia: Thug – http://fr.wikipedia.org/wiki/Thug.

• Wikipedia: Thug – http://it.wikipedia.org/wiki/Thug.

• Wikipedia: Thuggee – http://es.wikipedia.org/wiki/Thuggee.

• Colin Wilson, Order of Assassins, 1972. Trad. It. di Sem Schlumper: La filosofia degli assassini, Longanesi, Milano, 1974. Parla dei Thug nel primo capitolo, ipotizzando un loro legame con gli Assassini ismailiti.

• Martine van Woerkens, Le voyageur étranglé. L'Inde des Thugs, le colonialisme et l'imaginaire, Albin Michel, Paris, 1995. Trad. inglese: The Strangled Traveler: Colonial Imaginings and the Thugs of India, 2002.

• Ziâu-d-Din Baranî, Storia di Fîrôz Shâh, 1356 (cronaca di Jalâlu’d-dîn Fîrôz Khiljî, sultano di Delhi). L’autore vi inserisce una dichiarazione sulla cattura nel 1290 di un migliaio di Thug. (J. Sleeman p. 29).