@article{03134e1326ee496187642a83f03a7fc3,
title = "Zastavnyi operators and positive definite radial functions",
abstract = "we consider a new operator acting on rescaled weighted differences between two members of the class Φd of positive definite radial functions. In particular, we study the positive definiteness of the operator for the Mat{\'e}rn, Generalized Cauchy and Wendland families.",
keywords = "Completely monotonic, Fourier transforms, Positive definite, Radial functions",
author = "Tarik Faouzi and Emilio Porcu and Moreno Bevilacqua and Igor Kondrashuk",
note = "Publisher Copyright: {\textcopyright} 2019 Elsevier B.V.",
year = "2020",
month = feb,
doi = "10.1016/j.spl.2019.108620",
language = "English",
volume = "157",
journal = "Statistics and Probability Letters",
issn = "0167-7152",
publisher = "Elsevier",
}