https://www.sutenm.com/%e0%b9%82%e0%b8%88%e0%b9%80%e0%b8%8b%e0%b8%9f-%e0%b9%81%e0%b8%9f%e0%b8%a3%e0%b8%87%e0%b8%84%e0%b9%8c-josef-frank/
โจเซฟ แฟรงค์ Josef Frank