Title:0.3-THz SiGe-Based High-Efficiency Push-Push VCOs With >1-mW Peak Output Power Employing Common-Mode Impedance EnhancementAuthor(s):Faisal Ahmed, Muhammad Furqan, Bernd Heinemann, Andreas StelzerJournal:IEEE Transactions on Microwave Theory and TechniquesPublisher:IEEEISSN:0018-9480Page Reference:page 1-15, 15 page(s)Publishing:11/2017Volume:PPNumber:99