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Radu Precup
Department of Mathematics, Babes-Bolyai University, Cluj-Napoca, Romania
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R. Precup, Positive solutions of the initial value problem for an integral equation modeling infectious disease, Babeş-Bolyai Univ., Faculty of Math. Comp. Sci., Research Sem. 3 (1991), I.A. Rus ed., 25-30.
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MR: 94a:45022
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