Não informado. (1980). SIAM Journal on Algebraic and Discrete Methods. Society for Industrial and Applied Mathematics.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. SIAM Journal on Algebraic and Discrete Methods. Philadelphia, Pa: Society for Industrial and Applied Mathematics, 1980.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. SIAM Journal on Algebraic and Discrete Methods. Society for Industrial and Applied Mathematics, 1980.
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