Natanzon, Sergey M. Max Planck Institute for Mathematics, Max Planck Society;
Natanzon_cyclic_2010.pdf (Any fulltext), 240KB
Natanzon, S. M. (2010). Cyclic foam topological field theories. Journal of Geometry and Physics, 60(6-8), 874-883. doi:10.1016/j.geomphys.2010.02.004.