@ARTICLE {,
title = {Peter Volek: Úvod do logiky a teórie vedy. Update studio, Bratislava , 1999},
author = {Frič, Roman},
journal = {Obzory matematiky, fyziky a informatiky},
year = {2005},
volume = {34},
number = {4},
pages = {71--72},
issn = {1335-4981},
}