@article{Fanizza:2702445,
author = "Fanizza, Giuseppe and Gasperini, Maurizio and Marozzi,
Giovanni and Veneziano, Gabriele",
title = "{Generalized covariant prescriptions for averaging
cosmological observables}",
archivePrefix = "arXiv",
eprint = "1911.09469",
reportNumber = "BA-TH/721-19, CERN-TH-2019-183",
journal = "JCAP",
volume = "2002",
pages = "017",
year = "2020",
url = "http://cds.cern.ch/record/2702445",
note = "29 pages, 7 figures. Several comments added, comparison
with previous
results improved, references added. Version
accepted for publication on JCAP",
doi = "10.1088/1475-7516/2020/02/017",
}