Schmitt, Rüdiger (2011). «Iranian influences in Armenian Language». En Yarshater, Ehsan, ed. Encyclopædia Iranica (Online edición). Encyclopædia Iranica Foundation. Consultado el 9 de diciembre de 2015. «The revolutionary element in Hübschmann’s procedure was that according to him Arm. words fully or largely agreeing with Ir. forms in phonetic shape were suspect of being loanwords and could therefore not safely be regarded as genuine Arm. words. It was due to this methodological principle, which only gradually gained universal acceptance, that Hübschmann became the significant pioneer in the study of Ir. borrowings in Armenian.»
