1. P.S. Ho, K.D. Lee, E.T. Ogawa, S. Yoon, X. Lu, in: Characterization and Metrology for ULSI Technology, D.G. Seiler (Eds.), AIP Conf. Proc. (AIP: Melville, NY, 2003) 533.
2. R. Spolenak, E. Zschech, in: K. Wetzig, C. M. Schneider (Eds.), Metal Based Thin Films for Electronics, Wiley-VCH Weinheim (2003) 7.
3. Electromigration reliability issues in dual-damascene Cu interconnections