- Homological modelling of the electric circuitsPaal, Eugen; Umbleja, MärtModuli Operads Dynamics II2014
- Note on homological modeling of the electric circuitsPaal, Eugen; Umbleja, Märt3Quantum : Algebra Geometry Information (QQQ Conference 2012) : 10-13 July 2012, Tallinn, Estonia : dedicated to memory of Professor Jean-Louis Loday (1936-2012)2014 / p. 1-7
- Note on star-triangle equivalence in conducting networksPaal, Eugen; Umbleja, MärtASTRALGO Science2015 / p. 1501-1 - 1501-4 : ill
- Tetratransformations in conducting networksPaal, Eugen; Umbleja, MärtASTRALGO Science2015 / p. 1502-1 - 1502-4 : ill