«GEODIVERSITY AUDIT AND ACTION PLAN FOR UPPER CATCHMENT AREA OF GERSA RIVER (RODNEI MOUNTAINS, BISTRIȚA-NĂSĂUD COUNTY, ROMANIA)». 2015. REVISTA GEOGRÁFICA ACADÊMICA 9 (1): 19-31. https://doi.org/10.18227/1678-7226rga.v9i1.2927.