1. Anderson, D.A., Moddel, G., Oollins, R.W. and Paul, W. Solid State Commun., in press.
2. Photoluminescence and lifetime studies on plasma discharge a-Si
3. Proc. 13th Int. Conf. on the Physics of Semiconductors;Rehm,1976
4. Street, R.A. and Biegelson, D.K., submitted to Phys. Rev. Lett.
5. Griffith, R.W., Kampas, F.J., Vanier, P.E. and Hirsch, M.D.,this volume.