Singh, S., Watson, B., & Srivastava, P. (1997). Fixed Point Theory and Best Approximation: The KKM-map Principle. Springer Netherlands.
Chicago Style (17th ed.) CitationSingh, Sankatha, Bruce Watson, and Pramila Srivastava. Fixed Point Theory and Best Approximation: The KKM-map Principle. Dordrecht: Springer Netherlands, 1997.
MLA (9th ed.) CitationSingh, Sankatha, et al. Fixed Point Theory and Best Approximation: The KKM-map Principle. Springer Netherlands, 1997.
Warning: These citations may not always be 100% accurate.