Theobald Böhm, the inventor, musician, and composer.
The Flute and Flute Playing in Acoustical, Technical,
and Artistic Aspects. ISBN  0 486 21259 9

Werner Richter, flutist, prof.
Bewußte Flötentechnik:
On flute technique on a scientific basis.
ISBN 3 921 729 31 9 

Jürgen Meyer, prof. fysik. 
Acoustics and the Performance of Music 
ISBN 3 920 112 56 3  

 

Bernard Pierreuse, principal flutist
in l'Orchestre Philharmonique de Liège.
Flute Litterature: 30,000 titles.   
ISBN 2 90 3933 00 6

Johann Joachim Quants, flutist, composer
On playing the Flute:  
On baroque flute playing and performance.
ISBN 10 1555534732

Jean-Claude Veilhan, musician, scientist
Die Musik des Barok und ihre Reglen: 
On performance practise in baroque music.
ISBN 2 85689020 2