/de/fs1/async/b3rec/bsb00052920.html?sort=sortTitle+asc%2C+sortVolume+asc&letter=B&context=&person_str=%7BBeethoven%2C+Ludwig+van%7D%7BGluck%2C+Christoph+Willibald%7D&mode=person
/de/fs1/async/mlt/bsb00052920.html?sort=sortTitle+asc%2C+sortVolume+asc&letter=B&context=&person_str=%7BBeethoven%2C+Ludwig+van%7D%7BGluck%2C+Christoph+Willibald%7D&mode=person