@article{10_4064_sm_79_1_73_76,
     author = {Tadeusz Pytlik},
     title = {A construction of convolution operators on free groups},
     journal = {Studia Mathematica},
     pages = {73--76},
     year = {1984},
     volume = {79},
     number = {1},
     doi = {10.4064/sm-79-1-73-76},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-79-1-73-76/}
}