Simuen, A., K. Wattanatripop, and R. Chinram. “Characterizing Almost Quasi-\(\Gamma\)-Ideals and Fuzzy Almost Quasi-\(\Gamma\)-Ideals of \(\Gamma\)-Semigroups”. Communications in Mathematics and Applications, vol. 11, no. 2, June 2020, pp. 233-40, doi:10.26713/cma.v11i2.1321.