TY - JOUR AU - Caligaris, Ottavio AU - Oliva, Pietro TI - Existence theorems for moving boundary optimization problems JO - Rendiconti del Seminario Matematico della Università di Padova PY - 1980 DA - 1980/// SP - 221 EP - 231 VL - 62 PB - Seminario Matematico of the University of Padua UR - http://www.numdam.org/item/RSMUP_1980__62__221_0/ UR - https://zbmath.org/?q=an%3A0441.49027 UR - https://www.ams.org/mathscinet-getitem?mr=582952 LA - en ID - RSMUP_1980__62__221_0 ER -