@misc{ARM_2016_52_5_a0, title = {FOREWORD}, journal = {Archivum mathematicum}, pages = {275--275}, year = {2016}, volume = {52}, number = {5}, mrnumber = {3610862}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_2016_52_5_a0/} }