APA引文

Koopmans, B. (1993). Interface and bulk contributions in optical second-harmonic generation. s.n.].

Chicago Style (17th ed.) Citation

Koopmans, Bert. Interface and Bulk Contributions in Optical Second-harmonic Generation. [S.l.: s.n.], 1993.

MLA引文

Koopmans, Bert. Interface and Bulk Contributions in Optical Second-harmonic Generation. s.n.], 1993.

警告：这些引文格式不一定是100％准确.