Masjed-Jamei, M. and Beyki , M.R. 2021. On a bivariate kind of $q$-Euler and $q$-Genocchi polynomials. Ukrains’kyi Matematychnyi Zhurnal. 73, 1 (Jan. 2021), 77 - 88. DOI:https://doi.org/10.37863/umzh.v73i1.6039.