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\bibitem{Liu_etal2012} {\textquotedblleft}\textit{Effect of bulk electric field reversal on the bounce resonance heating in dual-frequency capacitively coupled electronegative plasmas}{\textquotedblright}. Liu Y-X, Zhang Q-Z, Liu J, Song Y-H, Bogaerts A, Wang Y-N, Applied physics letters \textbf{101}, 114101 (2012).   http://doi.org/10.1063/1.4751984

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