World Dual Petin-Meton Calendar Date Conversion Software 2.1

The World Dual Petin-Meton Calendar consists of two calendars: The Lunar Petin-Meton Calendar and the Solar Petin-Gregorian Calendar.The Lunar Petin-Meton Calendar, which was invented in 2001-2002 by Mikhail Petin, is based on the Metonic cycle. Months...