This webpage belongs
which is a website promoting [Jan Zuidhoek
(2019) Reconstructing Metonic
19-year Lunar Cycles (on the basis of NASA’s Six Millennium Catalog of Phases of the Moon): Zwolle], which pioneering book is available via this website,
and refers to some Wikipedia website pages concerning the third century Alexandrian scholar and great computist Anatolius, who invented, for
the purpose of determining dates
of Paschal Sunday, the very first Metonic
19-year lunar cycle and became bishop of Laodicea (Syria)..