GOVINDA RAO, G.; SANTHOSH, J.; RAGHAVAIAH, B. V. Gas tightness test methods for gas insulated MV and HV switchgear. Power Research - A Journal of CPRI, [S. l.], p. 715–722, 2014. Disponível em: https://cprijournal.in/index.php/pr/article/view/770. Acesso em: 28 apr. 2024.