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@article{MET_1978__25_175752, author = {A.B. El-Sayed}, title = {Cascaded {Channels} and the {Equivocation} {Inequality.}}, journal = {Metrika}, pages = {193--208}, publisher = {mathdoc}, volume = {25}, year = {1978}, zbl = {0391.94010}, url = {http://geodesic.mathdoc.fr/item/MET_1978__25_175752/} }
A.B. El-Sayed. Cascaded Channels and the Equivocation Inequality.. Metrika, Tome 25 (1978), pp. 193-208. http://geodesic.mathdoc.fr/item/MET_1978__25_175752/