Iryna Kovalevs'ka; Volodymyr Bondarenko; Kostiantyn Ganushevych <br/><br/>
Progressive Technologies of Coal, Coalbed Methane, and Ores Mining 

 -  Taylor and Francis  2014 
<br/><br/><label>ISBN: </label>9780429226946 
<br/><br/><label>Source: </label>EBOOK