REFERENCES
- Caenepeel , S. , Militaru , G. , Shenglin , Z. ( 1997 ). Crossed modules and Doi-Hopf modules . Israel J. Math. 100 : 221 – 247 .
- Caenepeel , S. , Van Oystaeyen , F. , Zhang , Y. H. Quantum Yang–Baxter module algebras . K-Theory 8 : 231 – 255 .
- Davydov , A. ( 2010 ). Modular invariants for group-theoretic modular data I . Journal of Algebra 323 : 1321 – 1348 .
- Davydov , A. ( 2010 ). Centre of an algebra . Advances in Mathematics 225 : 319 – 348 .
- Kassel , C. ( 1995 ). Quantum Groups . Graduate Texts Math . Vol. 155 . Berlin : Springer Verlag .
- Kong , L. , Runkel , I. ( 2008 ). Morita classes of algebras in modular tensor categories . Adv. Math. 219 : 1548 – 1576 .
- Montgomery , S. ( 1993 ). Hopf Algebras and Their Actions on Rings . CBMS Lecture Notes . Vol. 82 . RI : American Math Society, Providence, RI, pp. 238 .
- Ostrik , V. ( 2003 ). Module categories, weak Hopf algebras and modular invariants . Transform. Groups 8 ( 2 ): 177 – 206 .
- Radford , D. ( 2003 ). On oriented quantum algebras derived from representations of the quantum double of a finite-dimensional Hopf algebra . J. Algebra 270 ( 2 ): 670 – 695 .
- Sommerhäuser , Y. ( 2002 ). Yetter-Drinfel'd Hopf Algebras Over Groups of Prime order . Lecture Notes in Mathematics . Vol. 1789 . Berlin : Springer-Verlag , pp. 158 .
- Sommerhäuser , Y. , Zhu , Y. Hopf algebras and congruence subgroups. arXiv:0710.0705
- Communicated by V. A. Artamonov.