@article{PIM_2008_N_S_84_98_a4,
     author = {Marko Kosti\'c},
     title = {Convoluted $c$-groups},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {73 - 95},
     publisher = {mathdoc},
     volume = {(N.S.) 84},
     number = {98},
     year = {2008},
     zbl = {1267.47074},
     url = {https://geodesic-test.mathdoc.fr/item/PIM_2008_N_S_84_98_a4/}
}