The ways to prevent formation of water-soluble fluorine compounds when producing phosphate fertilizers by Molchanov P.A., Denanov G.A., Podobna Y.Y. and Korniychuk T.K.
Concentrations of the selected air pollutants at Bily Kriz, the Czech Republic, for 1994 to 1999 by Tshiamala Mbuyi M.-H
Laboratory Evaluation of Ash materials as Acid-Disturbed Land Amendments by Karapanagioti H.K. and Atalay As.