@ARTICLE {GROVERMANN:2019, title = {Eco-efficiency and agricultural innovation systems in developing countries: evidence from macro-level analysis}, author = {Grovermann, C. and Assfaw Wossen, T. and Muller, A. and Nichterlein, K. }, journal = {PloS ONE}, year = {2019}, volume = {14}, number = {4: e0214115}, pages = {1--16}, issn = {1932-6203}, note = {EAHub; Science Area; SSAB; Published April 5, 2019}, url = {https://doi.org/10.1371/journal.pone.0214115}, doi = {10.1371/journal.pone.0214115}, }