Further generalization of generalized quasilinearization method. Lakshmikantham, V.; Shahzad, N. — 1994 Journal of Applied Mathematics and Stochastic Analysis
Best proximity points of cyclic ϕ -contractions on reflexive Banach spaces. Rezapour, Sh.; Derafshpour, M.; Shahzad, N. — 2010 Fixed Point Theory and Applications [electronic only]
Extension of the method of quasilinearization for stochastic initial value problems. Shahzad, N.; Mcrae, Farzana A. — 1995 Journal of Applied Mathematics and Stochastic Analysis