We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAn Efficiency Analysis of Selected Indian Oil and Gas Companies: A Window DEA Approach.AuthorsAfjal, Mohd; Ahmad, Mohd IzharPublicationIUP Journal of Applied Economics, 2018, Vol 17, Issue 4, p41ISSN0972-6861Publication typeAcademic Journal