@article{GDZPPN001255312, title = {One-Parameter Semigroups, Acad. Press, 1980.}, journal = {Semigroup forum}, volume = {23}, year = {1981}, pages = {375-378}, url = {http://dml.mathdoc.fr/item/GDZPPN001255312} }
Davies, E.B.; Goldstein, J. One-Parameter Semigroups, Acad. Press, 1980.. Semigroup forum, Tome 23 (1981) pp. 375-378. http://gdmltest.u-ga.fr/item/GDZPPN001255312/