@data{a-cost-sys/2015,
author = {Malikov, Emir and Kumbhakar, Subal C. and Tsionas, Mike G.},
publisher = {ZBW - Leibniz Informationszentrum Wirtschaft},
title = {a-cost-system-approach-to-the-stochastic-directional-technology-distance-function-with-undesirable-},
year = {2015},
version = {1},
url = {https://jda-test.zbw.eu/dataset/a-cost-system-approach-to-the-stochastic-directional-technology-distance-function-with-undesirable-} 
}