Khai, Nguyen Tuan, Tran Duc Thiep, Truong Thi An, Phan Viet Cuong, and Nguyen The Vinh. 2009. “Neutron Yield from (γ, N) and (γ, 2n) Reactions Following 100 MeV Bremsstrahlung in a Tungsten Target”. Communications in Physics 19 (1):53-58. https://doi.org/10.15625/0868-3166/19/1/239.