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Contributions to statistics : presented to Professor P. C. Mahalanobis on the occasion of his 70th birthday
Rao, Calyampudi Radhakrishna, (1963)
Selection biases of samples and their resolutions
Chakraborty, Ranajit, (2000)
Principal component and factor analyses
Rao, Calyampudi Radhakrishna, (1996)