Ghammamy, S., Mehrani, K., Giemechi, G. and Sedaghat, S. (2012) “Preparation, Characterization and Theoretical Study of a New Chromate Ionic liquid: Triphenylphosphonium Tetrafluorochromate”, Journal of Scientific Research, 4(3), pp. 649–656. doi: 10.3329/jsr.v4i3.9915.