@book{13504507,
	author = {Frejdlina, R. Ch. and International symposium on organic sulphur chemistry},
	title = {Ninth International symposium on organic sulphur chemistry},
	publisher = {Inst. of organic synthesis of Latv. acad. of sciences},
	year = {1980},
	address = {Riga},
	note = {В вып. дан.: IX Международный симпозиум по химии органических соединений серы: Тезисы докл.}
}