APA (7th ed.) Citation

Dryl, M., & Torres, D. F. M. (1000). Direct and inverse variational problems on time scales: A survey.

Chicago Style (17th ed.) Citation

Dryl, M., and D. F. M. Torres. Direct and Inverse Variational Problems on Time Scales: A Survey. 1000.

MLA (8th ed.) Citation

Dryl, M., and D. F. M. Torres. Direct and Inverse Variational Problems on Time Scales: A Survey. 1000.

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