I finally got my hands on a copy of the latest book (2015) in a series by these two expert authors: István Karácsony and Ivan Čuk.
It’s not a comprehensive manual on how to coach H Bar, but rather a collection of information and sport science research.
Best for me is the introduction and history of the apparatus. A list of Olympic and World champions. A history of some of the named skills:
• Peter Kovacs (HUN)
Price is 15 euros but I’m not completely sure where you can purchase it.
Leave a comment if you know.