Negative data in data envelopment analysis: Efficiency analysis and estimating returns to scale. - Maryam Allahyar; Mohsen Rostamy-Malkhalifeh (Comput. Ind. Eng., 2015)

A non-radial directional distance method on classifying inputs and outputs in DEA: Application to banking industry. - Mehdi Toloo; Maryam Allahyar; Jana Hanclova (Expert Syst. Appl., 2018)

A parameter-free approach for estimating the quality and quantity of the right and left returns to scale in Data Envelopment Analysis. - Mahnaz Mirbolouki; Maryam Allahyar (Expert Syst. Appl., 2019)