%0 Journal Article %A Majumder, Sujoy %T On the generalization of two results of Cao and Zhang %J Mathematica Bohemica %D 2017 %P 357-380 %V 142 %N 4 %I mathdoc %U https://geodesic-test.mathdoc.fr/articles/10.21136/MB.2017.0021-15/ %R 10.21136/MB.2017.0021-15 %G en %F 10_21136_MB_2017_0021_15