Galois representations into GL2(Zp[[X]]) attached to ordinary cusp forms. H. Hida (1986) Inventiones mathematicae
Gaps Between Consecutive Zeros of the Riemann Zeta-Function on the Critical Line. A. Ivic, M. Jutila (1988) Monatshefte für Mathematik
Geometric realization of discrete series for semisimple symmetric spaces. Y.L. Tong, S.P. Wang (1989) Inventiones mathematicae