Cheng, Shun-JenShun-JenChengKac, VictorVictorKac2010-10-152018-06-282010-10-152018-06-282004-01http://ntur.lib.ntu.edu.tw//handle/246246/216220en-USAddendum: Generalized Spencer cohomology and filtered deformations of ${\Bbb Z}$-graded Lie superalgebras""journal article