1. Rogers RR (1978) IEEE and IEC codes to interpret incipient faults in transformers using gas in oil analysis. IEEE Trans Electr Insul 13(5):348–354
2. IEEE Std C57.104-1991/IEEE Guide for the interpretation of gases generated in oil-immersed transformers
3. Oommen TV, Ronnau RA, Girgis RS (1998) New mechanism of moderate hydrogen gas generation in oil-filled transformers (United States). CIGRE Paris, paper 12-206
4. Zaengl W, Kuffel E, Kuffel J (2000) High voltage engineering. Fundamentals. Butterworth–Heinemann, Boston, p 539
5. Lyutikova M, Korobeinikov S, Konovalov A (2021) New insulating fluids and diagnostic techniques for paper-oil insulated equipment. Power Technol Eng 55:136–142