Ahmed, A., B. Mohammed, and Z. Hanifi. “Translation Surfaces in the 3-Dimensional Pseudo-Galilean Space Satisfying: \(\boldsymbol{\bigtriangleup^{\mathrm{II}}\, r_i=\lambda_i r_i}\)”. Communications in Mathematics and Applications, vol. 12, no. 2, June 2021, pp. 347-5, doi:10.26713/cma.v12i2.1384.