Kerman, Ron, Milman, Mario, y Sinnamon, Gord. 2007. On the Brudny˘ı-Krugljak Duality Theory of Spaces Formed by the K-Method of Interpolation. Revista Matemática Complutense 20, 2, 367–389. DOI:https://doi.org/10.5209/rev_REMA.2007.v20.n2.16492