Não informado. (1978). International Journal of Mathematics and Mathematical Sciences. Calcutta Mathematical Society.
Cita Chicago Style (17a ed.)Não informado. International Journal of Mathematics and Mathematical Sciences. Orlando, Fla: Calcutta Mathematical Society, 1978.
Cita MLA (8a ed.)Não informado. International Journal of Mathematics and Mathematical Sciences. Calcutta Mathematical Society, 1978.
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