APA (7th ed.) Citation

Pritchard, P. (1994). An old sub-quadratic algorithm for finding extremal sets.

Chicago Style (17th ed.) Citation

Pritchard, Paul. An Old Sub-quadratic Algorithm for Finding Extremal Sets. Edinburgh, 1994.

MLA (9th ed.) Citation

Pritchard, Paul. An Old Sub-quadratic Algorithm for Finding Extremal Sets. 1994.