Costas Vassilakis George Lepouras Stathis Rouvas Panagiotis Georgiadis Exploiting form semantics and validation checks to improve e-form layout. 81-96 2005 2 Int. J. Web Eng. Technol. 1 http://dx.doi.org/10.1504/IJWET.2005.007465 db/journals/ijwet/ijwet2.html#VassilakisLRG05