An extension of the direction problem

MLA

Sziklai, Péter, and Marcella Takáts. An Extension of the Direction Problem. 2014. EBSCOhost, https://doi.org/10.1016/j.disc.2012.02.021.

APA

Sziklai, P., & Takáts, M. (2014). An extension of the direction problem. https://doi.org/10.1016/j.disc.2012.02.021

Chicago

Sziklai, Péter, and Marcella Takáts. 2014. “An Extension of the Direction Problem.” doi:10.1016/j.disc.2012.02.021.