Knöfel, Dietbert. Corrosion of building materials / Dietbert Knöfel ; transl. from the german by R. E. M. Diamant. - New York [etc.] : Van Nostrand Reinhold Company, 1978. - VII, 107, s. : il. ; 25 cm. Bibliogr. s. 101-103. Indeks. ISBN: 0442230907 Universal Decimal Class. No.: 620.193 : 691