L. Verde, T. Treu, и A. Riess. (2019)cite arxiv:1907.10625Comment: (10 pages 1 figure; summary of KITP conference described at this link https://www.kitp.ucsb.edu/activities/enervac-c19 ).
A. Penacchioni, и O. Civitarese. (2019)cite arxiv:1904.04355Comment: 10 pages, 6 figures with a total of 16 subfigures.23 references.(to be submitted to JCAP).
B. Cook. (2019)cite arxiv:1903.12180Comment: 3 pages. Code can be installed with "pip install acronym" and is hosted on GitHub at http://github.com/bacook17/acronym.