1. [1] Z. I. Borevich and I. R. Shafarevich, Number Theory, Translated from the Russian by Newcomb Greenleaf. Pure and Applied Mathematics, Vol. 20, Academic Press, New York, 1966.
2. [2] J. Diamond, The $p$-adic log gamma function and $p$-adic Euler constants, Trans. Amer. Math. Soc. 233 (1977), 321–337.
3. [3] J. Diamond, On the values of $p$-adic $L$-functions at positive integers, to appear in Acta Arithmetica.
4. [4] B. Dwork, $p$-adic cycles, Inst. Hautes Études Sci. Publ. Math. (1969), no. 37, 27–115.
5. [5] B. Ferrero and R. Greenberg, On the behavior of $p$-adic $L$-functions at $s=0$, Invent. Math. 50 (1978/79), no. 1, 91–102.