@article{00930045, title = {On matrix convexity of the Moore-Penrose inverse.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {19}, year = {1996}, pages = {707-710}, doi = {10.1155/S0161171296000968}, zbl = {0857.15013}, language = {en}, url = {http://dml.mathdoc.fr/item/00930045} }
Mond, B.; Pečarić, J.E. On matrix convexity of the Moore-Penrose inverse.. International Journal of Mathematics and Mathematical Sciences, Tome 19 (1996) pp. 707-710. doi : 10.1155/S0161171296000968. http://gdmltest.u-ga.fr/item/00930045/