Roumen Vragov
发表
Karl Reiner Lang,
Richard D. Shang,
Roumen Vragov,
2009,
Decis. Support Syst..
Claudia Löbbecke,
Roumen Vragov,
Charles A. Wood,
2011,
Electronic Commerce Research and Applications.
Roumen Vragov,
Nanda Kumar,
Nanda Kumar,
2009,
CACM.
Karl Reiner Lang,
Roumen Vragov,
Richard Di Shang,
2010,
Int. J. Electron. Commer..
Roumen Vragov,
R. Vragov,
2005,
Proceedings of the 38th Annual Hawaii International Conference on System Sciences.
Karl Reiner Lang,
Richard D. Shang,
Roumen Vragov,
2009,
WEB.
Karl Reiner Lang,
Jerald Hughes,
Roumen Vragov,
2005,
PACIS.
Roumen Vragov,
Nanda Kumar,
Nanda Kumar,
2013,
Electron. Commer. Res. Appl..
Roumen Vragov,
R. Vragov,
2010,
Electron. Commer. Res. Appl..
Roumen Vragov,
R. Vragov,
2009
.
Roumen Vragov,
Ilan Levine,
R. Vragov,
2007
.
Karl Reiner Lang,
Richard D. Shang,
Roumen Vragov,
2018,
ISD.
Roumen Vragov,
R. Vragov,
2009,
Int. J. E Serv. Mob. Appl..
Karl Reiner Lang,
Richard D. Shang,
Roumen Vragov,
2015,
J. Assoc. Inf. Syst..
Karl Reiner Lang,
Roumen Vragov,
K. Lang,
2005,
J. Manag. Inf. Syst..
Karl Reiner Lang,
Richard D. Shang,
Roumen Vragov,
2009,
2009 42nd Hawaii International Conference on System Sciences.
Roumen Vragov,
Richard D. Shang,
2020,
Electron. Commer. Res. Appl..
Karl Reiner Lang,
Roumen Vragov,
2005,
AMCIS.
Karl Reiner Lang,
Roumen Vragov,
K. Lang,
2005,
Proceedings of the 38th Annual Hawaii International Conference on System Sciences.
Claudia Löbbecke,
Roumen Vragov,
Charles A. Wood,
2010,
Electronic Commerce Research and Applications.
Roumen Vragov,
Nanda Kumar,
Nanda Kumar,
2019,
Int. J. Electron. Gov. Res..
Roumen Vragov,
Bart J. Wilson,
B. Wilson,
2005
.
Roumen Vragov,
David Porter,
Richard Di Shang,
2019,
Electron. Commer. Res. Appl..
Karl Reiner Lang,
Richard D. Shang,
Roumen Vragov,
2012,
Inf. Syst. E Bus. Manag..
Richard D. Shang,
Roumen Vragov,
2015,
AMCIS.
Kannan Mohan,
Karl Reiner Lang,
Richard D. Shang,
2012,
ICEC '12.
Karl Reiner Lang,
Richard D. Shang,
Roumen Vragov,
2008,
Proceedings of the 41st Annual Hawaii International Conference on System Sciences (HICSS 2008).
Karl Reiner Lang,
Jerald Hughes,
Roumen Vragov,
2008,
Electron. Commer. Res. Appl..
Roumen Vragov,
R. Vragov,
2013,
Int. J. Strateg. Inf. Technol. Appl..
Roumen Vragov,
Nanda Kumar,
2005,
AMCIS.
Roumen Vragov,
R. Vragov,
2005,
AMCIS.
Roumen Vragov,
Nanda Kumar,
Nanda Kumar,
2006,
Electron. Mark..
Roumen Vragov,
Richard Di Shang,
2021,
AMCIS.
Roumen Vragov,
R. Vragov,
2004
.
Roumen Vragov,
D. Porter,
David Porter,
2006
.