1. Environmental Management of Mineral Wastes
2. Separation of metal ions by flotation: application of industrial solid wastes. Presented at the Inter. Symp., Particles Separation from Wastewaters, IAWQ, London (Sept. 10-12 1992);Zouboulis;Water Sci. & Tech.,1993
3. Spathis , P. K. Zouboulis , A. I. Disposal of solid industrial wastes in Greece Proceedings, 2nd Nat. Tech. Conf., Greek Mineral Wealth Tech. Chamber of Greece Athens 113 26