Media type: E-Article Title: Prediction of coal and gas outburst intensity based on LLE-FOA-BP model Contributor: LONG Nengzeng; YUAN Mei; AO Xuanjun; LI Xinling; ZHANG Ping imprint: 2019 Published in: Gong-kuang zidonghua Language: Chinese DOI: 10.13272/j.issn.1671-251x.2019010054 ISSN: 1671-251X Origination: Footnote: Access State: Open Access