Ling Fu Meng Tien-Yu Li Chi Nung Chu Ming-Chung Chen Chien-Huey Sophie Chang Arr-Mien Chou Tony Yang Chih Chen Hui Ai Chiao Ku Yun Lung Lin Pei-ting Weng Yu-chen Shih Tsung-ying Lu Nai-hsien Yeh Applications of Computer Access Approach to Persons with Quadriplegics. 857-864 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3118&spage=857 2004 conf/icchp/2004 ICCHP db/conf/icchp/icchp2004.html#MengLCCCCYHKLWSLY04