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Journal of Mathematical Analysis and Applications > 2014 > 420 > 1 > 737-749
Linear Algebra and Its Applications > 2012 > 436 > 9 > 3347-3353
Journal of Functional Analysis > 2008 > 254 > 1 > 84-108
Journal of Mathematical Analysis and Applications > 2014 > 420 > 1 > 737-749
Linear Algebra and Its Applications > 2012 > 436 > 9 > 3347-3353
Journal of Functional Analysis > 2008 > 254 > 1 > 84-108