1. V. L. Makarov and V. V. Khlobystov, “The Hermite interpolation of operators in Hilbert spaces”,Dokl. Akad. Nauk SSSR,327, No. 2, 183–185 (1992).
2. P. M. Prenter, “Lagrange and Hermite interpolation in Banach spaces”,Appr. Theory,4, No. 4, 419–432 (1971).
3. P. Lancaster,Theory of Matrices, Academic Press, New York (1978).
4. V. L. Makarov and V. V. Khlobystov, “The polynomial interpolation of operators in vector spaces”,Dokl. Akad. Nauk SSSR,329, No. 2, 135–139 (1993).