@article{ASNSP_1992_4_19_1_51_0,
     author = {Campiti, Michele},
     title = {Limit semigroups of {Stancu-M\"uhlbach} operators associated with positive projections},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {51--67},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 19},
     number = {1},
     year = {1992},
     mrnumber = {1183757},
     zbl = {0784.47040},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_1992_4_19_1_51_0/}
}