APA (7th ed.) Citation
(2013). Approximation systems for functions in topological and in metric spaces. Logical Methods in Computer Science.
Chicago Style (17th ed.) Citation
"Approximation Systems for Functions in Topological and in Metric Spaces." Logical Methods in Computer Science 2013.
MLA (9th ed.) Citation
"Approximation Systems for Functions in Topological and in Metric Spaces." Logical Methods in Computer Science, 2013.
Warning: These citations may not always be 100% accurate.