Photon regions and umbilic conditions in stationary axisymmetric spacetimes
Crossref DOI link: https://doi.org/10.1140/epjc/s10052-020-8070-z
Published Online: 2020-06-12
Published Print: 2020-06
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Kobialko, K. V.
Gal’tsov, D. V.
Funding for this research was provided by:
Russian Foundation for Basic Research (19-32-90095.)
Text and Data Mining valid from 2020-06-01
Version of Record valid from 2020-06-12
Article History
Received: 24 February 2020
Accepted: 21 May 2020
First Online: 12 June 2020