1. Precipitation of molybdenum sulfide from aqueous solution;Beckstead;J. Metals,1985
2. A study on separation of molybdenum from tungsten by an adsorption process using activated carbon;Bofan;Int. J. Refract. Met. Hard Mater.,1996
3. Carosella, M.C., 1951. Treating tungstate solutions containing as impurities one or more compounds of antimony, arsenic or molybdenum. US patent 2556255.
4. Tungsten Chemicals and their Applications;Christian,2011
5. The Separation of Tungsten and Molybdenum by the Formation of Sulfide Complexes and Extraction into a Weak Base Resin;Fleming,1985