Chajda, I.
[Other];
Chajda, Ivan
[Editor];
Denecke, Klaus
[Editor];
Eigenthaler, Günther
[Editor];
Goldstern, Martin
[Editor];
Müller, Winfried B.
[Editor];
Pöschel, Reinhard
[Editor]
;
Workshop on General Algebra 64 2002 Olomouc,
Workshop on General Algebra 65 2003 Potsdam