G. Heyns
发表
H. Makan,
G. Heyns,
2018,
Journal of Transport and Supply Chain Management.
Rose Luke,
R. Luke,
G. Heyns,
2014
.
A. Wiese,
R. Luke,
G. Heyns,
2015
.
R. Luke,
G. Heyns,
2016
.
R. Luke,
G. Heyns,
2020
.
G. Heyns,
S. Carstens,
2012
.
R. Luke,
G. Heyns,
2013
.
G. Heyns,
B. Emwanu,
F. Kienhöfer,
2017
.
P. Kilbourn,
G. Heyns,
2022,
Journal of Transport and Supply Chain Management.
R. Luke,
G. Heyns,
2019,
South African Journal of Higher Education.
R. Luke,
G. Heyns,
2012
.
P. Kilbourn,
G. Heyns,
Leani van Jaarsveld,
2013
.
R. Luke,
G. Heyns,
2014
.
R. Luke,
Joash Mageto,
G. Heyns,
2020
.
C. Savage,
R. Luke,
G. Heyns,
2015
.