1. Chakrabarti, B.K., Bhattacharya, S.: J. Phys. C16, L1025 (1983)
2. Coniglio, A.: J. Phys. A15, 3829 (1982)
3. See e.g., Kirkpatrick, S.: In: Ill-condensed matter. Balian, R., (eds.), p. 347. Amsterdam: North-Holland 1979
4. Bishop, A.: J. Phys. C6, 2089 (1973); Prog. Theor. Phys.52, 1798 (1974)
5. We are indebted to Prof. S. Redner (Boston University) for suggesting the method and for providing us with some of his unpublished computer simulation results