@article{00894084,
title = {On minimax theory in two Hilbert spaces.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {19},
year = {1996},
pages = {521-528},
doi = {10.1155/S0161171296000725},
zbl = {0853.49008},
language = {en},
url = {http://dml.mathdoc.fr/item/00894084}
}
El-Kholy, E.M.; Abdou, Hanan Ali. On minimax theory in two Hilbert spaces.. International Journal of Mathematics and Mathematical Sciences, Tome 19 (1996) pp. 521-528. doi : 10.1155/S0161171296000725. http://gdmltest.u-ga.fr/item/00894084/