An NPC-type fault-tolerant MLI with symmetrical and asymmetrical voltage modes. - Balram Kumar; Sankar Peddapati; V. S. Prasadrao K (Int. J. Circuit Theory Appl., 2023)

Asymmetric Space Vector Modulation With Positive and Negative DC-Bus Clamping: A Strategy for Enhanced THD and Efficiency. - Balram Kumar; Sankar Peddapati; Praveen Kumar Bonthagorla (IEEE Access, 2025)