Hong, Phan Ngoc, Nguyen Tuan Hong, Nguyen Anh Duc, Nguyen Thi Ngoc Tu, Le Van Duan, Vu The Ninh, Tran Thu Trang, Nguyen Thi Lien, Giang Thi Phuong Ly, and Dung Nguyen Viet. 2024. “Effects of Graphene Content on Formation and Characteristics of Char Layer in Intumescent Coating”. Vietnam Journal of Science and Technology 62 (5). Hanoi, VN:906-14. https://doi.org/10.15625/2525-2518/17610.