@article{701161,
     title = {Foreword},
     booktitle = {Abstracta. 8th Winter School on Abstract Analysis},
     series = {GDML\_Books},
     publisher = {Czechoslovak Academy of Sciences},
     address = {Praha},
     year = {1980},
     pages = {1-1},
     url = {http://dml.mathdoc.fr/item/701161}
}

Frolík, Zdeněk. Foreword, dans Abstracta. 8th Winter School on Abstract Analysis, GDML_Books,  (1980), p. 1. http://gdmltest.u-ga.fr/item/701161/