@article{AIF_1971__21_4_87_0,
     author = {Mukherjea, Arunava},
     title = {The convolution equation $P=P^*Q$ of {Choquet} and {Deny} and relatively invariant measures on semigroups},
     journal = {Annales de l'Institut Fourier},
     pages = {87--97},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {21},
     number = {4},
     year = {1971},
     doi = {10.5802/aif.394},
     mrnumber = {48 #9257},
     zbl = {0215.47001},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/aif.394/}
}