Vardanyan, V. P., & Aghinian, A. H. (2008). PECULIARITIES OF ASSESSMENT OF INTRINSIC PROTECTABILITY OF WATERBEARING HORIZONS. Proceedings of the YSU C: Geological and Geographical Sciences, 42(3 (217), 142–147. https://doi.org/10.46991/PYSU:C/2008.42.3.142