%0 Journal Article %A Majumder, Sujoy %A Mandal, Rajib %T Generalizations on the results of Cao and Zhang %J Mathematica Bohemica %D 2022 %P 65-94 %V 147 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/MB.2021.0072-19/ %R 10.21136/MB.2021.0072-19 %G en %F 10_21136_MB_2021_0072_19