@article{05381025,
title = {A necessary and sufficient condition for existence of extremal functions of a linear functional on },
journal = {Sibirskij Matematicheskij Zhurnal},
volume = {48},
year = {2007},
pages = {1351-1360},
zbl = {1164.46320},
language = {en},
url = {http://dml.mathdoc.fr/item/05381025}
}
Ryabykh, V.G. A necessary and sufficient condition for existence of extremal functions of a linear functional on . Sibirskij Matematicheskij Zhurnal, Tome 48 (2007) pp. 1351-1360. http://gdmltest.u-ga.fr/item/05381025/