2Arbuscular mycorrhizal symbiosis facilitates apricot seedling(Prunus sibirica L.) growth and photosynthesis in northwest ChinaYinli Bi，Linlin Xie，Zhigang Wang，Kun Wang，Wenwen Liu，Wenwu XieRESEARCH ARTICLES473-482
3Investigation of availability,demand,targets,and development of renewable energy in 2017-2050:a case study in IndonesiaErdiwansyah Erdiwansyah，Mahidin Mahidin，Husni Husin，Nasaruddin Nasaruddin，Khairil Khairil，Muhammad Zaki，Jalaluddin JalaluddinRESEARCH ARTICLES483-499
4Study on the operating parameters of the 10 kW SOFC-CHP system with syngasBiao Li，Zewei Lyu，Jianzhong Zhu，Minfang Han，Zaihong SunRESEARCH ARTICLES500-509
5Use of petrological and organic geochemical data in determining hydrocarbon generation potential of coals:miocene coals of Malatya Basin (Eastern Anatolia-Turkey)Nazan Yalcin Erik，Faruk AyRESEARCH ARTICLES510-533
6Method for evaluation of the cleanliness grade of coal resources in the Huainan Coalfield,Anhui,China:a case studyGuangqing Hu，Guijian Liu，Dun Wu，Wenyong Zhang，Biao FuRESEARCH ARTICLES534-546
7Coal-bearing strata sequence stratigraphy of Paleogene Meihe Formation,Meihe Basin,NE ChinaYueyue Bai，Qingtian Lü，Zhaojun Liu，Pingchang Sun，Rong Liu，Shuqing YaoRESEARCH ARTICLES547-561
8Experimental study of coal fracture dynamics under the influence of cyclic freezing-thawing using shear elastic wavesPetr V.Nikolenko，Svetlana A.Epshtein，Vladimir L.Shkuratnik，Polina S.AnufrenkovaRESEARCH ARTICLES562-574
9Cluster modeling of the short-range correlation of acoustically emitted scattering signalsDongjie Xue，Lele Lu，Jie Zhou，Lan Lu，Yintong LiuRESEARCH ARTICLES575-589
10Effective thermal conductivity in granular media with devolatilization:the Lattice Boltzmann modellingArkadiusz GrucelskiRESEARCH ARTICLES590-604
11Relationship between rock uniaxial compressive strength and digital core drilling parameters and its forecast methodHongke Gao，Qi Wang，Bei Jiang，Peng Zhang，Zhenhua Jiang，Yue WangRESEARCH ARTICLES605-613
12Breaking and mining-induced stress evolution of overlying strata in the working face of a steeply dipping coal seamXiaolou Chi，Ke Yang，Zhen WeiRESEARCH ARTICLES614-625
13A physical model study of surrounding rock failure near a fault under the influence of footwall coal miningShukun Zhang，Lu Lu，Ziming Wang，Shuda WangRESEARCH ARTICLES626-640
14Longwall top coal caving design for thick coal seam in very poor strength surrounding strataH.Jangara，C.Atilla OzturkRESEARCH ARTICLES641-658
15Combined support mechanism of rock bolts and anchor cables for adjacent roadways in the external staggered split-level panel layoutAdrian Batugin，Zhiqiang Wang，Zehua Su，Shermatova Sayyora SidikovnaRESEARCH ARTICLES659-673
16Active protection of work area against explosion of dust-gas mixtureZbigniew Szkudlarek，Sebastian JanasRESEARCH ARTICLES674-684
17Near-source characteristics of two-phase gas-solid outbursts in roadwaysAitao Zhou，Meng Zhang，Kai Wang，Derek ElsworthRESEARCH ARTICLES685-696
18Physicochemical,mineralogy,and thermo-kinetic characterisation of newly discovered Nigerian coals under pyrolysis and combustion conditionsBemgba B.Nyakuma，Aliyu Jauro，Segun A.Akinyemi，Hasan M.Faizal，Mohammed B.Nasirudeen，Muhammad Ariff H.M.Fuad，Olagoke OladokunRESEARCH ARTICLES697-716
19Beneficiation of coal using supercritical water and carbon dioxide extraction:sulfur removalMatthew J.DeCuir，Ram B.Gupta，Bhima SastriRESEARCH ARTICLES717-726
20Recovery of vanadium and tungsten from waste selective catalytic reduction catalysts by K2CO3 roasting and water leaching followed by CaCl2 precipitationXianghui Liu，Qiaowen YangRESEARCH ARTICLES727-736
