A Sufficient Condition for Multiple Load Flow Solutions Existence in Three Phase Unbalanced Active Distribution Networks. - Ujjal Sur; Gautam Sarkar (IEEE Trans. Circuits Syst. II Express Briefs, 2018)

Existence of Explicit and Unique Necessary Conditions for Power Flow Insolvability in Power Distribution Systems. - Ujjal Sur; Gautam Sarkar (IEEE Syst. J., 2019)

Holomorphic Embedding Power Flow Analysis of Hybrid-Tidal-Farm-Integrated Power Distribution System. - Ujjal Sur; Amitava Biswas; Jitendra Nath Bera; Gautam Sarkar (IEEE Syst. J., 2022)

Holomorphic Embedded Analysis of Unified Power Quality Conditioner Compensated Power Distribution System. - Ujjal Sur; Amitava Biswas; Jitendra Nath Bera; Gautam Sarkar (IEEE Syst. J., 2022)