Measurements of PM10 particles made in the Rosia of Jiu quarry as a result of the use of Komatsu PC4000-11 hydraulic excavatorBogdan Ioan Marc, Alexandra (Soica) Stanimriescu and Angela EgriMATEC Web Conf., 354 (2022) 00064DOI: https://doi.org/10.1051/matecconf/202235400064