New algorithms to improve the sensitivity of differential protection of regulating transformers. 2003. [PUMA: ATP-EMTP Differential Modeling Regulating Sensitivity Tap changer protection transformer] URL
A Dynamic Model of Transformer with Tap Changer Using BCTRAN-Routine and 94-Type. 23-31, 2005. [PUMA: BCTRAN-Routine Changer Norton Phase-shifting Regulating Tap Type-94 transformer] URL
On-line Condition Monitoring and Diagnosis for Power Transformers their Bushings, Tap Changer and Insulation system. 2006. [PUMA: Bushing Changer Insulation Monitoring On-line Power System Tap Transformer] URL
Online Tap Changer Diagnosis Based on Acoustic Technique. 2007. [PUMA: Acoustic On-load Vibration changer diagnosis measuring signals tap] URL
Universal Adaptive Differential Protection for Regulating Transformers. IEEE Transactions on Power Delivery, (23)2:568-575, 2008. [PUMA: (EMTP) Differential Electromagnetic Program Tran-sients changer phase protection regulating shifters tap transformer] URL
DGA in Non-Mineral Oils and Load Tap Changers and Improved DGA Diagnosis Criteria. Electra, 253:85-89, Dezember 2010. [PUMA: Changers Criteria DGA Diagnosis Improved Load Non-Mineral Oils Tap]
Degradation Effects and Diagnosis of On-load Tap Changer in Power Transformers. 2014. [PUMA: Changer Degradation Diagnosis Effects On-load Power Tap Transformers] URL
A dynamic top oil temperature model for power transformers with consideration of the tap changer position. University of West Bohemia, Pilsen, 2015. [PUMA: Changer Dynamic Model Oil Position Power Tap Temperature Top Transformers]
Impact of Grid Topology and Tap Position Changes on the Flexibility Provision from Distribution Grids. 2019. [PUMA: Changes Distribution Flexibility Grid Grids Position Provision Tap Topology]