Publication - Journal Article Electromechanical Mode Online Estimation Using Regularized Robust RLS Methods DOI https://doi.org/10.1109/tpwrs.2008.2002173 Journal Article IEEE Transactions on Power Systems, vol. 23, iss. 4, pp. 1670-1680, 2008 Authors Ning Zhou, D.J. Trudnowski, J.W. Pierre, W.A. Mittelstadt Language English