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[7]] Understand and Avoid Electro migration (EM) & IRdrop in Custom IP Blocks.Published: 2011, Solvnet. http://www.synopsys.com/Tools/Verification/CapsuleModu le/CustomSim-RA-wp.pdf

[8]] Leakage current mechanisms and leakage reduction techniques in deep-submicrometer CMOS circuits – Roy, K http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=118 2065&url=http%3A%2F%2Fieeexplore.ieee.org%2Fiel5% 2F5%2F26532%2F01182065