@article {6531,
	title = {      "Joule Heating  and  Breakdown  Effect  in  KNO3 - Thin  Layers " },
	journal = {       J. Materials Science },
	volume = {23},
	year = {1988},
	pages = {583},
	author = {F. El- Kabbany and W. A. Badawy and N. H . Tahr and E. H. El- Khwas}
}
