@article{RSMUP_1980__62__221_0,
     author = {Caligaris, Ottavio and Oliva, Pietro},
     title = {Existence theorems for moving boundary optimization problems},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {221--231},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {62},
     year = {1980},
     mrnumber = {582952},
     zbl = {0441.49027},
     language = {en},
     url = {http://archive.numdam.org/item/RSMUP_1980__62__221_0/}
}