@article{RSMUP_1980__62__191_0,
     author = {Da Prato, G. and Iannelli, M.},
     title = {Linear abstract integro-differential equations of hyperbolic type in {Hilbert} spaces},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {191--206},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {62},
     year = {1980},
     mrnumber = {582950},
     zbl = {0451.45013},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1980__62__191_0/}
}