1. Lafuma F (1996) In: Roberts JC (ed) Paper chemistry, 2nd edn. Blackie Academic & Professional, London, Chap. 4
2. Heitner HI (1994) In: Kroschwitz JI, Howe-Grant M (eds) Encyclopedia of chemical technology, 4th edn. vol 11. John Wiley & Sons, pp 61
3. Gregory J (1978) In: Ives KJ (ed) The scientific basis of flocculation, Sijthoff and Noordhoff, Netherlands
4. Lamer VK, Healy TW (1963) Rev Pure Appl Chem 13:112
5. Michaels AS (1954) Ind Eng Chem 46:1485