1. Problems and prospects for basic hypergeometric functions;Andrews,1975
2. Special Functions;Andrews,2000
3. Explicit evaluation of Euler sums;Borwein;Proc. Edinb. Math. Soc.,1995
4. Mixed Tate motives over Z;Brown;Ann. Math.,2012
5. P. Cartier, On the double zeta values, IHES/M/11/21, 2011.