Volume 20, Issue 4 (2021)

PDF

Study of the relationship of tidal changes in gravity with the time of mining tremors in the area of the mining longwall in a coal mine – case study in USCB, Poland
Sławomir Siwek

PDF

Gravity field changes during deep exploitation of the coal longwall and their relation to stress distribution and seismic activity
Łukasz Kortas

PDF

Modelling the throttle effect in a mine drift
Rickard Hansen

PDF

Application of Entropy Method for Estimating Factor Weights in Mining-Method Selection for Development of Novel Mining-Method Selection System
Elsa Pansilvania Andre Manjate, Mahdi Saadat, Hisatoshi Toriya, Fumiaki Inagaki, and Youhei Kawamura

PDF

Decarbonisation – Origins and Evolution of the Process on the European Level
Sylwia Jarosławska-Sobór

PDF

Sources and techniques of domestic heating within TRITIA region
Malgorzata Wysocka, Krystian Skubacz, and Krzysztof Samolej