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@article{MZ_1991__206_1_174232, author = {D\'enes Petz}, title = {On certain properties of the relative entropy of states of operator algebras.}, journal = {Mathematische Zeitschrift}, pages = {351--362}, publisher = {mathdoc}, volume = {206}, number = {1}, year = {1991}, zbl = {0707.46043}, url = {http://geodesic.mathdoc.fr/item/MZ_1991__206_1_174232/} }
Dénes Petz. On certain properties of the relative entropy of states of operator algebras.. Mathematische Zeitschrift, Tome 206 (1991) no. 1, pp. 351-362. http://geodesic.mathdoc.fr/item/MZ_1991__206_1_174232/