Le Van Ninh., Nguyen Bang., Nguyen Duc Trung., & Nguyen Thi Hang. The establishment of the Vietnam atomic time scale.
Chicago-стиль цитированияLe Van Ninh., Nguyen Bang, Nguyen Duc Trung, và Nguyen Thi Hang. The Establishment of the Vietnam Atomic Time Scale.
MLA-цитированиеLe Van Ninh., Nguyen Bang, Nguyen Duc Trung, và Nguyen Thi Hang. The Establishment of the Vietnam Atomic Time Scale.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.