@article{10_4064_cm_31_2_253_258,
     author = {V. A. Babalola and A. Olubummo},
     title = {Semigroups of operators commuting with translations},
     journal = {Colloquium Mathematicum},
     pages = {253--258},
     publisher = {mathdoc},
     volume = {31},
     number = {2},
     year = {1974},
     doi = {10.4064/cm-31-2-253-258},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-31-2-253-258/}
}