Bruggeman, Roelof; Choie, YoungJu Modular cocycles and cup product. (English) Zbl 1469.11132 Adv. Math. 351, 296-342 (2019). MSC: 11F67 11F03 11F30 11F75 22E50 PDFBibTeX XMLCite \textit{R. Bruggeman} and \textit{Y. Choie}, Adv. Math. 351, 296--342 (2019; Zbl 1469.11132) Full Text: DOI arXiv Link
Bruggeman, R.; Lewis, J.; Zagier, D. Period functions for Maass wave forms and cohomology. (English) Zbl 1396.11072 Mem. Am. Math. Soc. 1118, v, 128 p. (2015). MSC: 11F37 11F67 11F75 22E40 PDFBibTeX XMLCite \textit{R. Bruggeman} et al., Period functions for Maass wave forms and cohomology. Providence, RI: American Mathematical Society (AMS) (2015; Zbl 1396.11072) Full Text: DOI Link