http://jp.arxiv.org/abs/hep-th/0702044

http://jp.arxiv.org/abs/math.AT/0702719 The idea of associating cohomology theories to Shimura varieties also does not originate with the authors ― Goerss, Lurie, and Morava have considered such matters. The authors are especially grateful…

del Pezzo 曲面と exceptional collections について．