Lukas, A., & Ovrut, B. (2000). Symmetric vacua in heterotic M theory.
芝加哥风格引文Lukas, A., 与 B. Ovrut. Symmetric Vacua in Heterotic M Theory. 2000.
MLA引文Lukas, A., 与 B. Ovrut. Symmetric Vacua in Heterotic M Theory. 2000.
警告：这些引文格式不一定是100％准确.
APA引文