APA (7th ed.) Citation

Nationales Felsmechanik-Symposium. (1991). Nationales Felsmechanik-Symposium.

Chicago Style (17th ed.) Citation

Nationales Felsmechanik-Symposium. Nationales Felsmechanik-Symposium. Essen, 1991.

MLA (9th ed.) Citation

Nationales Felsmechanik-Symposium. Nationales Felsmechanik-Symposium. 1991.

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