Information Journal Paper
APA:
CopyTOHIDI, GH., & TOHIDNIA, S.. (2015). PRODUCTIVITY CHANGES OF UNITS: A DIRECTIONAL MEASURE OF COST MALMQUIST INDEX. JOURNAL OF NEW RESEARCHES IN MATHEMATICS, 1(2), 55-66. SID. https://sid.ir/paper/257270/en
Vancouver:
CopyTOHIDI GH., TOHIDNIA S.. PRODUCTIVITY CHANGES OF UNITS: A DIRECTIONAL MEASURE OF COST MALMQUIST INDEX. JOURNAL OF NEW RESEARCHES IN MATHEMATICS[Internet]. 2015;1(2):55-66. Available from: https://sid.ir/paper/257270/en
IEEE:
CopyGH. TOHIDI, and S. TOHIDNIA, “PRODUCTIVITY CHANGES OF UNITS: A DIRECTIONAL MEASURE OF COST MALMQUIST INDEX,” JOURNAL OF NEW RESEARCHES IN MATHEMATICS, vol. 1, no. 2, pp. 55–66, 2015, [Online]. Available: https://sid.ir/paper/257270/en