@article{10_4064__27_1_1_8, author = { }, title = {Preface, {Contents}}, journal = {Banach Center Publications}, pages = {1--8}, publisher = {mathdoc}, volume = {27}, number = {1}, year = {1992}, doi = {10.4064/-27-1-1-8}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/-27-1-1-8/} }