Biographien; Biographies ; History of linguistics (20th century) ; History of language ; Typologie; Typology; Language typology ; Creole continuum; Dialect continuum; Dialektkontinuum; Kontinuum (Soziolinguistik) ; Continuum (sociolinguistics) ; Soziolektales Kontinuum; Continuum (dialectology) ; Urrumänisch; Proto Romanian; Protorumänisch; Early Modern Romanian; Old Romanian