Complex sentence: At times the BWV numbers are called Schmieder numbers-the terms are interchangeable: in some (mostly older) publications indications like S.232 for the work mentioned in the example above can be found.
Split into simpler sentences: At times the BWV numbers are called Schmieder numbers. The terms are interchangeable: in some (mostly older) publications indications like S.232 for the work mentioned in the example above can be found.