References
André Martinet
1908-1999
French linguist. The Prague School of linguistics was one of Martinet's main influences, and he is known for pioneering a functionalist approach to syntax. He put forward the idea of the "double articulation" of language.
(1930-1939)
XLa gémination consonantique d'origine expressive dans les langues germaniques
1937
København, Levin & Munksgaard