@article{10_4064__26_2_1_10, author = {Stanis{\l}aw Balcerzak and Tadeusz J\'ozefiak and Jan Krempa and Daniel Simson and Wolfgang Vogel}, title = {Preface, {Contents,} {List} of {Participants}}, journal = {Banach Center Publications}, pages = {1--10}, publisher = {mathdoc}, volume = {26}, number = {2}, year = {1990}, doi = {10.4064/-26-2-1-10}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/-26-2-1-10/} }