
Publication
IMPACT OF GAS EXTRACTION FROM COAL DEPOSITS ON THE ENVIRONMENT
(Stef92 Technology, 2011-06-20, Erika Škvareková)
Exploration and Mining2011
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(Stef92 Technology, 2011-06-20, Erika Škvareková)

(Stef92 Technology, 2011-06-20, Erika Škvareková)