APA (7th ed.) Citation

Graff, A., & Joppich, W. (1995). A parallel solver for limited area weather forecast programs. GMD.

Chicago Style (17th ed.) Citation

Graff, Andreas, and Wolfgang Joppich. A Parallel Solver for Limited Area Weather Forecast Programs. Sankt Augustin: GMD, 1995.

MLA (9th ed.) Citation

Graff, Andreas, and Wolfgang Joppich. A Parallel Solver for Limited Area Weather Forecast Programs. GMD, 1995.