Markus Haltmeier, David Finch, Rakesh. Inversion of Spherical Means and the Wave Equation in Even Dimensions. SIAM Journal of Applied Mathematics, 68(2):392-412, 2007. [doi]
@article{HaltmeierFR07,
title = {Inversion of Spherical Means and the Wave Equation in Even Dimensions},
author = {Markus Haltmeier and David Finch and Rakesh},
year = {2007},
doi = {10.1137/070682137},
url = {http://dx.doi.org/10.1137/070682137},
researchr = {https://researchr.org/publication/HaltmeierFR07},
cites = {0},
citedby = {0},
journal = {SIAM Journal of Applied Mathematics},
volume = {68},
number = {2},
pages = {392-412},
}