@article{10_4153_CMB_1992_044_6,
     author = {Ebanks, B. R. and Kannappan, PL. and Sahoo, P. K.},
     title = {A {Common} {Generalization} of {Functional} {Equations} {Characterizing} {Normed} and {Quasi-Inner-Product} {Spaces}},
     journal = {Canadian mathematical bulletin},
     pages = {321--327},
     year = {1992},
     volume = {35},
     number = {3},
     doi = {10.4153/CMB-1992-044-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1992-044-6/}
}