How many movies have Jozef Kroner and Tibor Michalčík collaborated on?

They have worked on 4 movies together! Their first movie together was Slnečný kúpeľ (1964) while their highest rated movie together was Dialogue 20-40-60 (1968). They have not worked together since Očovské pastorále (1973). They are most known for their drama films together.