How many movies have Georgi Yungvald-Khilkevich and Vladimir Balon collaborated on?

They have worked on 3 movies together! Their first movie together was Audacity (1971) while their highest rated movie together was Petya in Space (1972). They have not worked together since The Return of Musketeers or the Treasure of Cardinal Mazarini (2009). They are most known for their science fiction films together.