@article{SF_1990__41_2_135059,
     author = {J.P. Troallic and G. Hansel},
     title = {On a class of weakly almost periodic mappings.},
     journal = {Semigroup forum},
     pages = {357--372},
     publisher = {mathdoc},
     volume = {41},
     number = {2},
     year = {1990},
     zbl = {0701.43013},
     url = {http://geodesic.mathdoc.fr/item/SF_1990__41_2_135059/}
}