R. Stewart, G. Scott, и V. Zelevinsky. CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, стр. 1789--1792. New York, NY, USA, ACM, (2008)
R. Stewart, G. Scott, и V. Zelevinsky. CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, стр. 1789--1792. New York, NY, USA, ACM, (2008)