Agricultural Economics Research Institute: https://www.agreri.gr

Leibniz Institute of Agricultural Development in Transition Economies (IAMO): https://www.iamo.de/en/institute/staff/details/iliopoulos/ 

Co-opAbility Institute: www.coopability.org  

Research Gate: https://www.researchgate.net/profile/Constantine_Iliopoulos3 

Academia.edu: https://iamo.academia.edu/ConstantineIliopoulosPhD

FB: https://www.facebook.com/constantine.iliopoulos.90 

LinkedIn: https://www.linkedin.com/in/constantine-iliopoulos-627a9a3b/