@article{RSMUP_1971__45__157_0,
     author = {Bank, Steven},
     title = {On the asymptotic behavior of the one-sided {Green's} function for a differential operator near a singularity},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {157--182},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {45},
     year = {1971},
     mrnumber = {310370},
     zbl = {0227.34044},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1971__45__157_0/}
}