@article {riska_a1994:393,
	title = {Whitehead as a Logician},
	journal = {Organon F},
	volume = {1},
	number = {4},
	year = {1994},
	pages = {321-327},
	type = {State},
	abstract = {This historically oriented article describes Whitehead{\'s} life-long concern with logic. Although his creative phase in logic seemed to have ended with the publication of Principia Mathematica, he remained continuously interested in logic of relations and theory of events and even as a speculative metaphysician appreciated logic as - in his words - his "first love".},
	url = {http://www.klemens.sav.sk/fiusav/doc/organon/1994/4/321-327.pdf},
	author = {Ri{\v s}ka, August{\'\i}n}
}
