1. Completions of Grothendieck groups;Achar;Bull. Lond. Math. Soc.,2013
2. Twisted Verma modules;Andersen;Prog. Math.,2003
3. Twisting functors on O;Andersen;Represent. Theory,2003
4. Algebraic construction of contragradient quasi-Verma modules in positive characteristic;Arkhipov,2004
5. Khovanov's homology for tangles and cobordisms;Bar-Natan;Geom. Topol.,2005