1. Allègre, C. J. et al. Nature 307, 17–22 (1984).
2. Audley-Charles, M. G. Nature 306, 48–50 (1983).
3. Cameron, N. R., Clarke, M. C. G., Aldiss, P. T., Aspden, J. A. & Djinuddin, A. Proc. Indones. petrol. Ass. 9th A. Conventn 149–187 (Indonesian Petrology Association, Jakarta, 1980).
4. Smith, A. G., Hurley, A. M. & Briden, J. C. Phanerozoic Paleocontinental World Maps (Cambridge University Press, 1981).
5. Pigram, C.J. & Panggabean, H. Nature 301, 231–234 (1983).