APA (7th ed.) Citation

Yang, X., Teo, K. L., & Yang, X. (2003). Mixed symmetric duality in nondifferentiable mathematical programming. Scientific Publishers.

Chicago Style (17th ed.) Citation

Yang, X., Kok Lay Teo, and X. Yang. Mixed Symmetric Duality in Nondifferentiable Mathematical Programming. Scientific Publishers, 2003.

MLA (9th ed.) Citation

Yang, X., et al. Mixed Symmetric Duality in Nondifferentiable Mathematical Programming. Scientific Publishers, 2003.