Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1982__181_173253, author = {Edward Brian Davies}, title = {The {Harmonic} {Functions} of {Mean} {Ergodic} {Markov} {Semigroups.}}, journal = {Mathematische Zeitschrift}, pages = {543--552}, publisher = {mathdoc}, volume = {181}, year = {1982}, zbl = {0493.60078}, url = {http://geodesic.mathdoc.fr/item/MZ_1982__181_173253/} }
Edward Brian Davies. The Harmonic Functions of Mean Ergodic Markov Semigroups.. Mathematische Zeitschrift, Tome 181 (1982), pp. 543-552. http://geodesic.mathdoc.fr/item/MZ_1982__181_173253/