@conference {6620,
	title = {"Preparation , Electrochemica l, Photoelectrochemical and  Solid  State  Characteristics  of In-Incorporated TiO2 Thin Films for Solar Energy Applications".},
	booktitle = {SPIE{\textquoteright} s International Symposium on Optical Applied Science and Engineering, San Diego, California , USA },
	year = {1991},
	month = {21 July},
	address = {San Diego, California , USA },
	author = {W. A. Badawy and M. El-Giar}
}
