ADAM, Martin. The Question of Potentiality in the Theory of Functional Sentence Perspective. In
Drápela M. and Vomlela, M. (eds.) Silesian Studies in English 2006. Proceedings from the International Conference of English and American Studies. 1. vyd. Opava: Slezská univerzita v Opavě., 2006, s. 1-11. ISBN 80-7248-400-1.