« CONSTRUCTION OF SUITABLE LYAPUNOV FUNCTIONS FOR SYSTEMS OF LINEAR AND NONLINEAR DIFFERENTIAL EQUATIONS WITH STABILITY OF THEIR TRIVIAL SOLUTIONS ». FULafia Journal of Science and Technology , vol. 7, nᵒ 2, décembre 2021, p. 33-36, https://lafiascijournals.org.ng/index.php/fjst/article/view/149.