APA (7th ed.) Citation

Helffer, B. (1988). Semi-classical analysis for the Schrödinger operator and applications. Springer.

Chicago Style (17th ed.) Citation

Helffer, Bernard. Semi-classical Analysis for the Schrödinger Operator and Applications. Berlin [u.a.]: Springer, 1988.

MLA (9th ed.) Citation

Helffer, Bernard. Semi-classical Analysis for the Schrödinger Operator and Applications. Springer, 1988.