[[1]. Liu, Yansui. Guo, Yanjun. Li, Yurui. Li, Yuheng. GIS-based Effect Assessment of Soil Erosion Before and After Gully Land Consolidation: A Case Study of Wangjiagou Project Region, Loess Plateau, Chinese Geographical Science 2015 Vol. 25, No. 2, pp. 137–146, (2015).]Search in Google Scholar
[[2]. Lupu, C., Moraru, R., Prevention of fire and explosion– course material, Master – Ocuppational Health and Safety, (2014).]Search in Google Scholar
[[3]. Lupu-Dima, L., Leba, M., Ionica, A., Edelhauser, E., Intelligent Dispatching, A Solution for Increasing Efficiency in Mining, The 6th International Conference on Manufacturing Science and Education, MSE 2013, 12th - 15th of June, 2013, Sibiu, Romania, http://conferences.ulbsibiu.ro/mse/ (2013).]Search in Google Scholar
[[4]. Sando, T., Mussa, R., Wu, H., Sobanjo, J., and Spainhour, L., A Cost-Effective GIS Safety Analysis Tool for Improving Highway Safety, Paper in Proceedings of ESRI International GIS User Conference, San Diego, California, (2004).]Search in Google Scholar
[[5]. ***, http://www.sdm-cenhd.ro/istoric.aspx, accessed 27.03.2015]Search in Google Scholar