Le Van Ninh., Nguyen Bang., Nguyen Duc Trung., & Nguyen Thi Hang. The establishment of the Vietnam atomic time scale.
シカゴスタイル引用形Le Van Ninh., Nguyen Bang, Nguyen Duc Trung, , Nguyen Thi Hang. The Establishment of the Vietnam Atomic Time Scale.
MLA引用形式Le Van Ninh., Nguyen Bang, Nguyen Duc Trung, , Nguyen Thi Hang. The Establishment of the Vietnam Atomic Time Scale.
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