Max Schlossberg's "Daily Drills and Technical Studies" has many great and challenging exercises. But there is one that became a favorite of mine when I discovered how much it could help me improve my breath control (possibly my lung capacity, too, but there is some disagreement about whether that can be true). I'll explain it all in the video! And here is the book:
Schlossberg Daily Drills and Technical Studies
https://www.youtube.com/watch?v=4mllIIqWYzE