“…The study of the API service systems is of high value (Lyu et al, 2014). Several studies have taken an empirical look at API service systems, in particular programmableweb.com, using network science techniques (Endres-Niggemeyer, 2013;Huang et al, 2012;Lyu et al, 2014;Yu & Woodard, 2008;Weiss & Gangadharan, 2010; Wiess & Sari, 2010; Weiss et al, 2013;Rosenblum, 2011). These studies use the links between Mashups and APIs as a focal point for their study.…”