Information Journal Paper
APA:
CopyHALKOS, G.E., TZERERMES, N.G., & KOURTZIDIS, S.A.. (2014). A UNIFIED CLASSIFICATION OF TWO-STAGE DEA MODELS. SURVEYS IN OPERATIONS RESEARCH AND MANAGEMENT SCIENCE, 19(-), 1-16. SID. https://sid.ir/paper/640937/en
Vancouver:
CopyHALKOS G.E., TZERERMES N.G., KOURTZIDIS S.A.. A UNIFIED CLASSIFICATION OF TWO-STAGE DEA MODELS. SURVEYS IN OPERATIONS RESEARCH AND MANAGEMENT SCIENCE[Internet]. 2014;19(-):1-16. Available from: https://sid.ir/paper/640937/en
IEEE:
CopyG.E. HALKOS, N.G. TZERERMES, and S.A. KOURTZIDIS, “A UNIFIED CLASSIFICATION OF TWO-STAGE DEA MODELS,” SURVEYS IN OPERATIONS RESEARCH AND MANAGEMENT SCIENCE, vol. 19, no. -, pp. 1–16, 2014, [Online]. Available: https://sid.ir/paper/640937/en