@book{29936,
	author = {Šnajdr, Milan.},
	title = {Studie o čeledi Scutelluidae},
	publisher = {Nakl. Československé akademie věd,},
	year = {1960.},
	series = {Rozpravy Ústředniho ústavu geologického, sv. 26},
	address = {V Praze,},
	note = {Summary in English has special t.p.: A study of the family Scutelluidae (Trilobitae)}
}