@article{RSMUP_1965__35_1_128_0,
     author = {Al-Salam, W. W. A.},
     title = {Remarks on some operational formulas},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {128--131},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {35},
     number = {1},
     year = {1965},
     mrnumber = {180704},
     zbl = {0127.03201},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1965__35_1_128_0/}
}