Bryce Allen John Bresnahan Lisa Childers Ian T. Foster Gopi Kandaswamy Rajkumar Kettimuthu Jack Kordas Mike Link Stuart Martin Karl Pickett Steven Tuecke Software as a service for data scientists. 81-88 2012 55 Commun. ACM 2 https://doi.org/10.1145/2076450.2076468 db/journals/cacm/cacm55.html#AllenBCFKKKLMPT12