Reaction mechanism of fluoride conversion into <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.svg"><mml:mrow><mml:msubsup><mml:mtext>BF</mml:mtext><mml:mn>4</mml:mn><mml:mo>−</mml:mo></mml:msubsup></mml:mrow></mml:math> during sulphuric acid leaching of roasted bastnaesiteHongcheng Zhang, Shilin Zhao, Heng Zhang et al.|Journal of Rare Earths|2020Cited by 14