On the minimum dummy-arc problem

Michael, David J.; Kamburowski, Jerzy

RAIRO - Operations Research - Recherche Opérationnelle, Volume 27 (1993) p. 153-168

Two-point approximations for activity times in PERT networks

Kamburowski, Jerzy

RAIRO - Operations Research - Recherche Opérationnelle, Volume 19 (1985) p. 301-313