Alam, Muzaffar (1998). „The pursuit of Persian: Language in Mughal Politics”. Modern Asian Studies. Cambridge University Press. 32 (2): 317—349. doi:10.1017/s0026749x98002947. „Hindavi was recognized as a semi-official language by the Sor Sultans (1540–1555) and their chancellery rescripts bore transcriptions in the Devanagari script of the Persian contents. The practice is said to have been introduced by the Lodis (1451–1526).”
Brown, Keith; Ogilvie, Sarah (2008), Concise Encyclopedia of Languages of the World, Elsevier, ISBN978-0-08-087774-7, „... Apabhramsha seemed to be in a state of transition from Middle Indo-Aryan to the New Indo-Aryan stage. Some elements of Hindustani appear ... the distinct form of the lingua franca Hindustani appears in the writings of Amir Khusro (1253–1325), who called it Hindwi ...”
Alam, Muzaffar (1998). „The pursuit of Persian: Language in Mughal Politics”. Modern Asian Studies. Cambridge University Press. 32 (2): 317—349. doi:10.1017/s0026749x98002947. „Hindavi was recognized as a semi-official language by the Sor Sultans (1540–1555) and their chancellery rescripts bore transcriptions in the Devanagari script of the Persian contents. The practice is said to have been introduced by the Lodis (1451–1526).”