@article{ASNSP_1987_4_14_2_285_0, author = {Da Prato, G. and Sinestrari, E.}, title = {Differential operators with non dense domain}, journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze}, pages = {285--344}, publisher = {Scuola normale superiore}, volume = {Ser. 4, 14}, number = {2}, year = {1987}, zbl = {0652.34069}, mrnumber = {939631}, language = {en}, url = {http://www.numdam.org/item/ASNSP_1987_4_14_2_285_0/} }