Tsokos, C. P.; Hamdan, M. A. Stochastic nonlinear integro-differential systems with time lag. (English) Zbl 0232.45016 J. natur. Sci. Math. 10, 293-303 (1970). MSC: 45J05 60H20 PDFBibTeX XMLCite \textit{C. P. Tsokos} and \textit{M. A. Hamdan}, J. Nat. Sci. Math. 10, 293--303 (1970; Zbl 0232.45016)
Hamdan, M. A. A type of determinants related to the Laguerre polynomials. (English) Zbl 0154.06404 J. Nat. Sci. Math. 6, 237-239 (1966). PDFBibTeX XMLCite \textit{M. A. Hamdan}, J. Nat. Sci. Math. 6, 237--239 (1966; Zbl 0154.06404)