-
Mahapatra, M.; Biswas, S.C.: PRECIS: its history and application : an extented state-of-the-art review from the beginning up to 1982 (1983)
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- Libri. 33(1983), S.315-330
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Mahapatra, M.; Biswas, S.C.: Interdependence of PRECIS role operators : a quantitative analysis of their associations (1986)
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- Journal of the American Society for Information Science. 37(1986), S.20-25
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Mahapatra, M.; Biswas, S.C.: Efficiency of PRECIS role operators (1984)
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- International library review. 16(1984), S.299-307