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"Hasíme" vodou?

Bibliographic Details
Main Author:	Kemenyík, Štefan (Author)
Format:	Article
Language:	Slovak
Subjects:	hasenie hasiace látky voda

Description
Item Description:	V úvode citát René Déscarta
Physical Description:	Fotogr., graf, sch.
ISSN:	1335-504X