Alternative measures of environmental technology structure in DEA: An application. - Biresh K. Sahoo; Mikulás Luptácik; Bernhard Mahlberg (Eur. J. Oper. Res., 2011)

Decomposing technical inefficiency using the principle of least action. - Juan Aparicio; Bernhard Mahlberg; Jesús T. Pastor; Biresh K. Sahoo (Eur. J. Oper. Res., 2014)

Eco-efficiency and eco-productivity change over time in a multisectoral economic system. - Bernhard Mahlberg; Mikulás Luptácik (Eur. J. Oper. Res., 2014)