« FIXED POINTS OF A NONHOMOGENIOUS SECOND ORDER DIFFERENCEEQUATION OF ACCRETIVE TYPE IN HILBERT SPACES ». FULafia Journal of Science and Technology 10, no. 2 (mai 20, 2026): 100–103. Consulté le mai 31, 2026. https://lafiascijournals.org.ng/index.php/fjst/article/view/740.