A. Ahmed, B. Mohammed, and Z. Hanifi, “Translation Surfaces in the 3-Dimensional Pseudo-Galilean Space Satisfying: \(\boldsymbol{\bigtriangleup^{\mathrm{II}}\, r_i=\lambda_i r_i}\)”, Comm. Math. Appl., vol. 12, no. 2, pp. 347–357, Jun. 2021.