B. B. Agarwal, S. P. Tayal, and M. Gupta, Software engineering and testing: An introduction, p.105, 2010.

D. Cauchon, American workforce growing grayer, published in: USA today, 2010.

J. Clark, Building accessible websites, Indiana: New Riders publishing, p.96, 2002.

J. De-andrés, P. Lorca, and A. B. Martínez, Economic and financial factors for the adoption and visibility effects of Web accessibility: The case of European banks, Journal of the American Society for Information Science and Technology, vol.26, issue.2, pp.1769-1770, 2009.
DOI : 10.1017/CBO9780511494703

W. O. Galitz, The essential guide to user interface design, pp.579-584, 2002.

A. García-gallego and N. Georgantzís, Good and Bad Increases in Ecological Awareness: Environmental Differentiation Revisited, published in: Strategic Behavior and the Environment, pp.71-72, 2011.

G. Herzwurm, W. Mellis, S. Schockert, and C. Weinberger, Customer oriented evaluation of QFD Software tools, available: http, 1997.

. Institute-for-energy and . European-commission, Code of conduct for data centres energy efficiency Version 1.0, available, pp.3-7, 2008.

S. C. Lányi, S. Forrai, . Czank, and N. Hajgató, On developing validator software xvalid for testing home pages of universal design Universal access in human-computer interaction. Coping with diversity, p.285, 2007.

M. Lehtonen, the environmental social interface of sustainable development: capabilities, social capital, institutions, published in: ecological economics #49, pp.199-214, 2004.

W. Lidwell, K. Holden, and J. Butler, Universal principles of design, revised and updated: 125 ways to enhance usability, influence perception, increase appeal, make better design decision, p.16, 2010.

R. P. Madruga, the social dimension of sustainable development, published in: United Nations expert meeting on " National and International Cooperation for social development: Sharing of experiences and practices in social development, p.2, 2002.

M. Marcu, The EU-27 population continues to grow Population and social conditions, 2009.

J. K. Nga and N. W. Soo, The influence of personal attributes on perceptions of economic, social and environmental dimensions of sustainability, p.2, 2010.

I. Onevoice-for-accessible, Accessible ICT ? Benefits to Business and Society, available: http://www.onevoiceict.org/pdfs/Accessible%20ICT%20- %20Benefits%20to%20Business%20and%20Society.pdf. Population Reference Bureau, World population Data Sheet, 2010.

F. Pühretmair and K. Miesenberger, Making sense of accessibility in IT Design -usable accessibility vs. accessible usability, published in: IEEE Computer society, Proceedings of the 16th international Workshop on Database and Expert Systems Applications (DEXA'05), pp.1529-418805, 2005.

B. G. Rüttimann, Modelling Economic Globalization: A Post-Neoclassic View on Foreign Trade and Competition, Muenster: Monsenstein and Vannerdat, pp.17-20, 2007.

J. Thatcher, M. R. Burks, and C. Heilmann, Web Accessibility ?Web standards and regulatory compliance, p.42, 2006.

N. Verma, Business Process Management: Profiting from Process, Global India publications pvt ltd, pp.1-4, 2009.

K. P. Wegge, D. Zimmermann, and C. Stephanidis, Accessibility, Usability, Safety, Ergonomics, Concepts, Models and Differences Universal Access in HCI, Part I, HCII World economic forum. 2009. ICT for economic growth: A dynamic ecosystem driving the global recovery, available: https://members, LNCS, vol.4554, pp.297-298, 2007.
DOI : 10.1007/978-3-540-73279-2_33
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.466.6408