Naji, F. J., Al-hawasy, J. A. and Chryssoveghi, I. . (2023) “Quaternary Boundary Optimal Control Problem Dominating by Quaternary Nonlinear Parabolic System”, Al-Mustansiriyah Journal of Science, 34(3), pp. 86–101. doi: 10.23851/mjs.v34i3.1286.