TABLES OF INDICES AND PRIMITIVE ROOTS - Western, A. E.; Miller, J. C. P. (Cambridge University Pr., 1968)
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A Revision And Expansion Of Haupt-Exponents, Residue-Indices, Primitive Roots And Standard Congruences, By A. Cunningham In Collaboration With H. J. Woodall And T.G.Creak Kpublished In 1922