@inbook {4990, title = {Bimodal bilingual grammars. Theoretical and empirical perspectives}, booktitle = {Handbook of theoretical and experimental sign language research}, year = {2020}, publisher = {Routledge}, organization = {Routledge}, edition = {Hermann, Pfau and Quer (eds.)}, address = {New York}, issn = {1138801992}, author = {Caterina Donati} }