%0 Journal Article %A Schmid, Wolfgang A. %T On invariants related to non-unique factorizations in block monoids and rings of algebraic integers %J Mathematica slovaca %D 2005 %P 21-37 %V 55 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_2005__55_1_a2/ %G en %F MASLO_2005__55_1_a2