549,070 ADVANCES Advances in mutagenesis research / ed. by G[ünter] Obe ; with contributions by H. H. Evans [et al.]. - Berlin [etc.] : Springer.-Verl., [1991]. - 24 cm [Vol.] 1, - [1991]. - IX, 187, [1] s. : il., wykr. ISBN 3-540-533359-1 Berlin [etc.] ISBN 0-387-53359-1 New York [etc.]