@inproceedings{sgem2014s2048,
  title = {FILTRATION MODEL OF OPALIZED VOLCANIC TUFFS},
  author = {Blazev, Krsto and Delipetrev, Marjan and Doneva, Blagica and Delipetrov, Todor and Dimov, Gorgi},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on SCIENCE AND TECHNOLOGIES IN GEOLOGY, EXPLORATION AND MINING},
  year = {2014},
  pages = {},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2014/b12/s2.048}
}