Table A1.

Complete reference list identified as bibliographic coupling.

Cluster	Articles:	Digital Object Identifier (doi):	Reference:
Cluster 1:	Al-Fudail (2008)	10.1016/j.compedu.2007.11.004	[125]
	Ayyagari (2011)	not available	[20]
	Brooks (2015)	10.1016/j.chb.2014.12.053	[37]
	Bucher (2013)	10.1080/1369118X.2012.710245	[38]
	Day (2012)	10.1037/a0029837	[126]
	Galluch (2015)	not available	[127]
	Hudiburg (1989)	10.2466/pr0.1989.64.3.767	[128]
	Lee (2014)	10.1016/j.chb.2013.10.047	[90]
	Riedl (2012)	10.1007/s12599-012-0207-7	[129]
	Salanova (2013)	10.1080/00207594.2012.680460	[4]
	Scott (2005)	10.1177/0093650205281054	[130]
	Shu (2011)	10.1080/10447318.2011.555313	[131]
	Tarafdar (2007)	10.2753/MIS0742-1222240109	[22]
	Tarafdar (2010)	10.2753/MIS0742-1222270311	[99]
	Tarafdar (2011)	10.1145/1995376.1995403	[29]
	Tu (2005)	10.1145/1053291.1053323	[132]
	Wang (2008)	10.1016/j.chb.2008.05.007	[133]
Cluster 2:	D’arcy (2014)	10.2753/MIS0742-1222310210	[134]
	Elie-Dit-Cosaque (2011)	10.2753/MIS0742-1222280306	[135]
	Fuglseth (2014)	10.1016/j.chb.2014.07.040	[136]
	Lee (2016)	10.1016/j.chb.2015.08.011	[137]
	Luqman (2017)	10.1016/j.chb.2017.01.020	[108]
	Maier (2015a)	10.1057/ejis.2014.3	[138]
	Maier (2015b)	10.1111/isj.12068	[139]
	Ravindran (2014)	10.1002/asi.23122	[140]
	Reinecke (2017)	10.1080/15213269.2015.1121832	[141]
	Tarafdar (2013)	10.1111/isj.12015	[5]
	Yun (2012)	10.2753/JEC1086-4415160405	[142]
	Zhang (2016)	10.1016/j.im.2016.03.006	[143]