^Zgusta, Ladislav (1974). "Syntagms, transformations, and lexicography". Semiotica12 (4): 307–314. ISSN0037-1998. "The fundamental viewpoint of Gerhard Wahrig, an experienced and successful German lexicographer and author of publications devoted to the tasks just mentioned, is that lexical units (words) should be studied, analyzed, and described not in isolation but in syntagms."