(i) IEL online which provides unparallel access to more than 950,000 documents form over 12,000 publications of the Institute of electrical and Electronics (IEEE) and Institute of Electrical Engineers (IEE) and
(ii) Mc-Graw Hill's Digital Engineering Library(DEL) which provides online access to selection of more than 4000 articles covering arounf 12 major areas of engineering and more than 200 topics