Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1968__175_161654, author = {W. RUCKLE}, title = {On {Perfect} {Symmetrie} {BK} {Spaces.}}, journal = {Mathematische Annalen}, pages = {121--126}, publisher = {mathdoc}, volume = {175}, year = {1968}, zbl = {0156.13305}, url = {http://geodesic.mathdoc.fr/item/MAN_1968__175_161654/} }
W. RUCKLE. On Perfect Symmetrie BK Spaces.. Mathematische Annalen, Tome 175 (1968), pp. 121-126. http://geodesic.mathdoc.fr/item/MAN_1968__175_161654/