1. DUPONT™ NOMEX® 910 ENGINEERED CELLULOSE INSULATION PAPERS FOR THE 21ST CENTURY. Preliminary Technical Data Sheet
http://www.comercialph.cl/wp-content/uploads/2016/11/DPP_Nomex_910_.pdf
2. IEEE Standard for the Design, Testing, and Application of Liquid-Immersed Distribution, Power, and Regulating Transformers Using High-Temperature Insulation Systems and Operating at Elevated Temperatures,2012