Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{COMIM_1993__1_1_a6, author = {Skula, Ladislav}, title = {Maximal reflectivity preserving subextensions}, journal = {Communications in Mathematics}, pages = {59--66}, publisher = {mathdoc}, volume = {01}, number = {1}, year = {1993}, mrnumber = {1250927}, zbl = {0921.18001}, language = {en}, url = {http://geodesic.mathdoc.fr/item/COMIM_1993__1_1_a6/} }
Skula, Ladislav. Maximal reflectivity preserving subextensions. Communications in Mathematics, Tome 01 (1993) no. 1, pp. 59-66. http://geodesic.mathdoc.fr/item/COMIM_1993__1_1_a6/