@misc{COMIM_2013__21_1_a6,
     title = {Contents of previous volumes},
     journal = {Communications in Mathematics},
     pages = {93--95},
     publisher = {mathdoc},
     volume = {21},
     number = {1},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/COMIM_2013__21_1_a6/}
}