Hamzadayı, A. Et Al. 2012. Multi- Criteria Comparison of Catering Service Companies Using Grey Relational Analysis: The Case of Turkey. 25th European Conference on Operation Research , (Vilnius, Lithuania), 81.

Hamzadayı, A., KOSE, S. Y., Akpınar, Ş., Elmi, A., & İşgüder, H. O., (2012). Multi- Criteria Comparison of Catering Service Companies Using Grey Relational Analysis: The Case of Turkey . 25th European Conference on Operation Research (pp.81). Vilnius, Lithuania

Hamzadayı, Alper Et Al. "Multi- Criteria Comparison of Catering Service Companies Using Grey Relational Analysis: The Case of Turkey," 25th European Conference on Operation Research, Vilnius, Lithuania, 2012

Hamzadayı, Alper Et Al. "Multi- Criteria Comparison of Catering Service Companies Using Grey Relational Analysis: The Case of Turkey." 25th European Conference on Operation Research , Vilnius, Lithuania, pp.81, 2012

Hamzadayı, A. Et Al. (2012) . "Multi- Criteria Comparison of Catering Service Companies Using Grey Relational Analysis: The Case of Turkey." 25th European Conference on Operation Research , Vilnius, Lithuania, p.81.

@conferencepaper{conferencepaper, author={Alper Hamzadayı Et Al. }, title={Multi- Criteria Comparison of Catering Service Companies Using Grey Relational Analysis: The Case of Turkey}, congress name={25th European Conference on Operation Research}, city={Vilnius}, country={Lithuania}, year={2012}, pages={81} }