1. The Precipitation Laws.
2. H.H. Willard, N.H. Furman, C.E. Bricker, Elements of Quantitative Analysis, D. Van Nostrand, Co., New York, 1956, p. 308.
3. A.H. van Hook, Crystallization Theory and Practice, Reinhold, New York, 1961, p. 205.
4. A.E. Nielsen, Kinetics of Precipitation, Pergamon Press, New York, 1964, p. 103.
5. Supersaturation and crystal size distribution changes during the precipitation of Nickel ammonium sulphate hexahydrate