@article {perry_j2005:1191,
	title = {Frege o demonstrat{\'\i}vach},
	journal = {Organon F},
	volume = {12},
	number = {4},
	year = {2005},
	pages = {407-428},
	type = {Preklady},
	url = {http://www.klemens.sav.sk/fiusav/doc/organon/2005/4/407-428.pdf},
	author = {Perry, John}
}
