Vladimir Petrov

Lady's Rhythm

Lady's Rhythm is a woman's calendar helping every woman to calculate her menstruation cycle and predict her ovulation and fertility...

February 2, 2010 By Vladimir Petrov

Pilot eLogbook

Pilot eLogbook is an electronic presentation of the BAZL pilot logbook that every JAR licensed pilot must fill in. Pilot eLogbook allows...

November 2, 2009 By Vladimir Petrov