Using yttrium as an indicator to estimate total rare earth element concentration:a case study of anthracite-associated clays from northeastern Pennsylvania652-661
Characteristics and geological significance of germanium in Taiyuan coal formation of Huainan Coalfield,Anhui,China662-675
Study on the critical stress threshold of weakly cemented sandstone damage based on the renormalization group method693-703
Parameter inversion and location determination of evolutionary weak layer for open-pit mine slope714-724
Height prediction of water-flowing fracture zone with a genetic-algorithm support-vector-machine method740-751