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2. G. E. Andrews, An Introduction to Ramanujan’s Lost Notebook and other unpublished papers, Norosa Publishing House, New Delhi, (1988), pp.1-120.
3. G. E. Andrews, An Introduction to Ramanujan’s Lost Notebook, Amer. Math. Monthly, 86, (1979), pp.89-108
4. G.H. Hardy, and E.M. Wright, Introduction to the Theory of Numbers, 4th Edition, Oxford, Clarendon Press, (1965).
5. MacMhon, Combinatory analysis, Ann Arbor, Michigan: University of Michigan Library (2005).