Marcus, Neil (1993). 〈A tour through N=2 strings〉. 《String Theory, Quantum Gravity, and the Unification of the Fundamental Interactions》. World Scientific. arXiv:hep-th/9211059. Bibcode:1993stqu.conf..391M.
Gaberdiel, Matthias R. (2006). 〈Two-dimensional conformal field theory and vertex operator algebras〉. 《Encyclopedia of Mathematical Physics》 (영어). Academic Press. 317–322쪽. doi:10.1016/B0-12-512666-2/00327-8. ISBN978-0-12-512666-3.
Marcus, Neil (1993). 〈A tour through N=2 strings〉. 《String Theory, Quantum Gravity, and the Unification of the Fundamental Interactions》. World Scientific. arXiv:hep-th/9211059. Bibcode:1993stqu.conf..391M.