Upperman, P. M. (1993). Designs with a small number of runs for factorial experiments: Proefschrift. Technische Universiteit Eindhoven.
Lua i Stíl Chicago (17ú heag.)Upperman, Pieter Martinus. Designs with a Small Number of Runs for Factorial Experiments: Proefschrift. Netherlands: Technische Universiteit Eindhoven, 1993.
Lua MLA (8ú heag.)Upperman, Pieter Martinus. Designs with a Small Number of Runs for Factorial Experiments: Proefschrift. Technische Universiteit Eindhoven, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.