APA (7th ed.) Citation

Oliveira, H. F. P. d., Sousa, A. J. M. d., Moreira, A. P. G. M., & Costa, P. J. C. G. d. (2008). Precise modeling of a four wheeled omni-directional robot.

Chicago Style (17th ed.) Citation

Oliveira, Hélder Filipe Pinto de, Armando Jorge Miranda de Sousa, António Paulo Gomes Mendes Moreira, and Paulo José Cerqueira Gomes da Costa. Precise Modeling of a Four Wheeled Omni-directional Robot. 2008.

MLA (8th ed.) Citation

Oliveira, Hélder Filipe Pinto de, et al. Precise Modeling of a Four Wheeled Omni-directional Robot. 2008.