Sukhachev, Nikolaj L. and Gorenko, Galina M. 2001. Rhaeto-Romance language. In: Jazyki mira. Romanskie jazyki. ?oskva: Academia, pp. 335-364; GLD. 2015. Lino Schmid – Romansh Surmiran Questionnaire.
@misc{7842, author = {Sukhachev, Nikolaj L. and Gorenko, Galina M.}, title = {Rhaeto-Romance language. In: Jazyki mira. Romanskie jazyki. ?oskva: Academia, pp. 335-364; GLD. 2015. Lino Schmid – Romansh Surmiran Questionnaire.}, year = {2001} }