Quasi continuous selections of upper Baire continuous mappings
Matejdes Milan TUZDFMDG - Katedra matematiky a deskriptívnej geometrie
Matematički vesnik. Vol. 62, no. 1 (2010), p. 69-76
xcla - ČLÁNKY
http://elib.mi.sanu.ac.rs/files/journals/mv/239/mv10109.pdf