Kerman, Ron, Mario Milman, y Gord Sinnamon. «On the Brudny˘ı-Krugljak Duality Theory of Spaces Formed by the K-Method of Interpolation». Revista Matemática Complutense, vol. 20, vol. 20, n.º 2, 2007, pp. 367-89, doi: https://doi.org/10.5209/rev_REMA.2007.v20.n2.16492.