Jacobson (2006). Pauline Jacobson: Constituent Structure. In Keith Brown (ed.): Encyclopedia of Language & Linguistics (Second Edition). Elsevier, Amsterdam 2006, S. 58–71. Artikel-doi:10.1016/B0-08-044854-2/01958-1.
Stefan Müller: Grammatical theory. From transformational grammar to constraint-based approaches. 2. Auflage. Language Science Press, Berlin 2018, doi:10.5281/zenodo.1193241, implizit so in Kapitel 1.3.
Jacobson (2006), S 59, Ende des ersten Absatzes: „If there is some node A that dominates each word in that sequence and no other words, then that sequence forms a constituent. Thus, in Figure 1 the whole sentence is a constituent.“ Pauline Jacobson: Constituent Structure. In Keith Brown (ed.): Encyclopedia of Language & Linguistics (Second Edition). Elsevier, Amsterdam 2006, S. 58–71. Artikel-doi:10.1016/B0-08-044854-2/01958-1.