APA (7th ed.) Citation

Helffer, B., & Nier, F. (2005). Hypoelliptic Estimates and Spectral Theory for Fokker-Planck Operators and Witten Laplacians. Springer Berlin Heidelberg : Imprint: Springer.

Chicago Style (17th ed.) Citation

Helffer, Bernard, and Francis Nier. Hypoelliptic Estimates and Spectral Theory for Fokker-Planck Operators and Witten Laplacians. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2005.

MLA (8th ed.) Citation

Helffer, Bernard, and Francis Nier. Hypoelliptic Estimates and Spectral Theory for Fokker-Planck Operators and Witten Laplacians. Springer Berlin Heidelberg : Imprint: Springer, 2005.