Kaiser, Georg A.(2006) - Contribution to a conference collection Published in: Novos dados, novas análises ; Tomo 1 / Lobo, Tânia et al. (ed.). - Salvador : Editora da Universidade Federal da Bahia, 2006. - (Para a história do português brasileiro ; 6). - pp. 11-42. - ISBN 85-232-0425-3
Kaiser, Georg A.(2006) - Contribution to a collection Published in: Andolin gogoan : essays in honour of Professor Eguzkitza / Fernández, Beatriz et al. (ed.). - Bilbao : Universidad del País Vasco. Servicio Editorial, 2006. - pp. 513-530. - ISBN 978-84-8373-890-0
Kaiser, Georg A.(2012) - Contribution to a collection Published in: Handbuch Spanisch : Sprache, Literatur, Kultur, Geschichte in Spanien und Hispanoamerika ; für Studium, Lehre, Praxis / Born, Joachim et al. (ed.). - Berlin : Schmidt, 2012. - pp. 318-324. - ISBN 978-3-503-09875-0