@article{articlef52195bb,
title   = {Sharp estimates for eigenvalues of integral operators generated by dot product kernels on the sphere},
author = {Azevedo, D and Menegatto, Valdir Antônio},
year = {2014},
doi = {10.1016/j.jat.2013.10.002},
journal   = {Journal of Approximation Theory}
}