Diaconu, Adrian. “Remarks on Interpolation in Certain Linear Spaces (III)”. Rev. Anal. Numér. Théor. Approx. 35, no. 1 (February 1, 2006): 41–51. Accessed September 3, 2025. https://www.ictp.acad.ro/jnaat/journal/article/view/2006-vol35-no1-art6.