Apache Airavata: Design and Directions of a Science Gateway Framework. - Marlon E. Pierce; Suresh Marru; Lahiru Gunathilake; Thejaka Amila Kanewala; Raminder Singh; Saminda Wijeratne; Chathuri Wimalasena; Chathura Herath; Eran Chinthaka; Chris Mattmann; Aleksander Slominski; Patanachai Tangchaisin (IWSG, 2014)