BREŠAR, Matej, 2007, Molnár, L.(H-LAJO-IF): Selected preserver problems on algebraic structures of linear operators and on function spaces. - Lecture Notes in Mathematics, 1895. Springer-Verlag, Berlin, 2007. xiv+232 pp. ISBN: 978-3-540-39944-5; 3-540-39944-5. [na spletu]. 2007. [Dostopano 14 marec 2025]. Pridobljeno s: http://www.ams.org/mathscinet/pdf/2267033.pdf
