How many movies have Boris Travkin and Vladimir Avdeyev collaborated on?

They have worked on 3 movies together! Their first movie together was Загадки звёздного неба: Неуловимый горизонт (1984) and was their highest rated movie together. They have not worked together since Загадки звёздного неба: Луна и месяц (1984). They are most known for their tv movie films together.