Coordination Modes in a (Thiosemicarbazone)copper(II)/Oxalato System − Structures of [Cu(L)2(ox)]·2H2O, [Cu(HL)(ox)(H2O)], [Cu(HL)2(ox)][Cu(ox)2]·2H2O and [Cu(HL)2(ox)](NO3)2 − Ferro‐ vs. Antiferromagnetic Behavior in Dinuclear Compounds | Publicación