@article{701429,
title = {Foreword},
booktitle = {Proceedings of the Winter School "Geometry and Physics"},
series = {GDML\_Books},
publisher = {Circolo Matematico di Palermo},
address = {Palermo},
year = {1989},
pages = {[7]-[7]},
url = {http://dml.mathdoc.fr/item/701429}
}
Bureš, J.; Souček, V. Foreword, dans Proceedings of the Winter School "Geometry and Physics", GDML_Books, (1989), p. [7]. http://gdmltest.u-ga.fr/item/701429/