@article{CM_1970__22_1_58_0,
     author = {Tavathia, B. S.},
     title = {Certain theorems on unilateral and bilateral operational calculus},
     journal = {Compositio Mathematica},
     pages = {58--66},
     publisher = {Wolters-Noordhoff Publishing},
     volume = {22},
     number = {1},
     year = {1970},
     mrnumber = {262787},
     zbl = {0191.12502},
     language = {en},
     url = {http://www.numdam.org/item/CM_1970__22_1_58_0/}
}