R. Kayser, Phillip Helbig & Th. Schramm
"A general and practical method for calculating cosmological distances"
A&A, 318, 3, 680–686 (February (III) 1997)
ADS: 1997A&A...318..680K (duplicate 1: 1999ascl.soft09002H) (duplicate 2: 1996yCat..33180680K) | Google Scholar