@incollection{jakobson_why_1962, Address = {The Hague}, Author = {Jakobson, Roman}, Booktitle = {Selected {Writings} {I}. {Phonological} studies}, Keywords = {L1 acquisition, phonetics, phonology}, Note = {bibtex: jakobson\_why\_1962}, Pages = {538--545}, Publisher = {Mouton}, Title = {Why "mama" and "papa"?}, Year = {1962}}