@misc{ARM_2015_51_5_a0,
     title = {FOREWORD},
     journal = {Archivum mathematicum},
     pages = {255--255},
     year = {2015},
     volume = {51},
     number = {5},
     mrnumber = {3449105},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_2015_51_5_a0/}
}