APA (7th ed.) Citation

Hajj, A. A. A variational principle for complex boundary value problems. Wiley.

Chicago Style (17th ed.) Citation

Hajj, Adnan Atef. A Variational Principle for Complex Boundary Value Problems. Wiley.

MLA (9th ed.) Citation

Hajj, Adnan Atef. A Variational Principle for Complex Boundary Value Problems. Wiley.

Warning: These citations may not always be 100% accurate.