1
Gneiting T. Strictly and non-strictly positive definite functions on spheres[J]. Bernoulli, 2011, 19(4): 1327-1349.
2
Bruzual R. Local semigroups of contractions and some applications to Fourier representation theorems[J]. Integral Equations and Operator Theory, 1987, 10(6): 780-801.
3
Cotlar M, Sadosky C. A lifting theorem for subordinated invariant kernels[J]. Journal of Functional Analysis, 1986, 67(3): 345-359.
4
A E Nussbaum. Integral representation of functions and distributions positive definite relative to the orthogonal group. 1973.
5
Bruzual R, Dominguez M. Extensions of Operator Valued Positive Definite Functions and Commutant Lifting on Ordered Groups[J]. Journal of Functional Analysis, 2001, 185(2): 456-473.
6
Shonkwiler R W. On generalized resolvents and an integral representation of Nevanlinna[J]. Journal of Mathematical Analysis and Applications, 1972, 40(3): 723-734.
7
Jeanpierre Gabardo. Trigonometric moment problems for arbitrary finite subsets of ℤⁿ. 1998.
8
Sasvri Z. Decomposition of positive definite functions defined on a neighbourhood of the identity[J]. Monatshefte für Mathematik, 1987, 104(2): 139-148.
9
Bruzual R. UNITARY EXTENSIONS OF TWO-PARAMETER LOCAL SEMIGROUPS OF ISOMETRIC OPERATORS AND THE KREIN EXTENSION THEOREM[J]. Integral Equations and Operator Theory, 1993, 17(3): 301-321.
10
Stochel J, Szafraniec F H. Unitary dilation of several contractions[C]., 2001: 585-598.