1. G. W. Anderson, ``A double complex for computing the sign-cohomology of the universal ordinary distribution'' in Recent Progress in Algebra (Taejon/Seoul, 1997), ed. S. G. Hahn, H. C. Myung, and E. Zelmanov, Contemp. Math. 224, Amer. Math. Soc., Providence, 1999, 1--27.
2. S. Bae, E.-U. Gekeler, P.-L. Kang, and L. Yin, Anderson's double complex and Gamma monomials for rational function fields, preprint, 2001, http://www.math.uni-sb.de/PREPRINTS/preprint_liste.html#aktuell
3. S. Bae, E.-U. Gekeler, and L. Yin, Distributions and $\Gamma$-monomials, Math. Ann. 321 (2001), 463--478. \CMP1 871 965
4. P. Das, Algebraic gamma monomials and double coverings of cyclotomic fields, Trans. Amer. Math. Soc. 352 (2000), 3557--3594.
5. P. Deligne, J. S. Milne, A. Ogus, and K.-Y. Shih, Hodge Cycles, Motives, and Shimura Varieties, Lecture Notes in Math. 900, Springer, Berlin, 1982.