@article {materna_p2000:143, title = {K transparentnej te{\'o}rii pojmov (I)}, journal = {Organon F}, volume = {7}, number = {2}, year = {2000}, pages = {176-191}, type = {Dial{\'o}gy}, url = {http://www.klemens.sav.sk/fiusav/doc/organon/2000/2/176-191.pdf}, author = {Materna, Pavel and Cmorej, Pavel} }