Encyclopædia Britannica, "Timurid Dynasty", Online Academic Edition, 2007. (Quotation:...Turkic dynasty descended from the conqueror Timur (Tamerlane), renowned for its brilliant revival of artistic and intellectual life in Iran and Central Asia....Trading and artistic communities were brought into the capital city of Herat, where a library was founded, and the capital became the centre of a renewed and artistically brilliant Persian culture...)
Michael Huxley (editor). The Geographical magazine, Volume 2. Geographical Press, 1935. «... For new terms it can draw at will upon the Persian, Arabic, Turkish and Sanskrit dictionaries ...»
Journal of the Royal Society of Arts, Volume 97, 1948. «... it would be very unwise to restrict it to a vocabulary mainly dependent upon Sanskrit, or mainly dependent upon Persian. If a language is to be strong and virile it must draw on both sources, just as English has drawn on Latin and Teutonic sources ...»
«The Culture of India» (en anglès) p. 81. The Rosen Publishing Group. [Consulta: 7 maig 2013].
Keith Brown, Sarah Ogilvie. Concise Encyclopedia of Languages of the World. Elsevier, 2008. ISBN 0-08-087774-5. «... 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 ...»
