Paavo Kukkurainen Level Sets as a Topological Base Applied to Subgroups of a Group of Moebius Transformations. [Citation Graph (0, 0)][DBLP] JACIII, 2005, v:9, n:5, pp:511-513 [Journal]
Paavo Kukkurainen Fuzzy Subgroups with Meet Operation in the Connection of Möbius Transformations. [Citation Graph (0, 0)][DBLP] IFSA, 2007, pp:445-450 [Conf]
Fuzzy subgroups applied to subgroups of the group of Moebius transformations. [Citation Graph (, )][DBLP]