1. Solvent extraction scores in making nitrophosphates;Niinimaki;Chem. Eng. (N.Y.),1971
2. Nitrophosphate fertilizers;Sohlo;Process. Indust.,1975
3. Publ. 1981;Habashi,1980
4. The recovery of the lanthanides from phosphate rock;Habashi;J. Chem. Tech. Biotechnol.,1985