[MathOuvrage]
Minimal surfaces I
/ Dierkes, Ulrich ; Hildebrandt, Stefan ; Kuester, Albrecht ; Wohlrab, Ortwin.
-Berlin, Heidelberg, London, New York, Paris : Springer, 1992. - xiii, 505 p. ; 24 cm https://link.springer.com/bookseries/138
[MathOuvrage]
Mathematics and optimal form
/ Hildebrandt, Stefan ; Tromba, Anthony.
-New York : Scientific american library, 1985. - 215