@book{7432,
	author = {MARCINKOWSKI, Stefan. and POPIK, Ryszard. and Seminar on the extraction, removal and use of ash from coal-fried termal power stations},
	title = {Fly-ash-line-gypsum binder. United Nations Economic Commission for Europe /},
	year = {1980.},
	note = {Dane z kartoteki bpp.}
}