Scheduling chains to minimize mean flow time

A Global Constraint Combining a Sum Constraint and Difference Constraints

CP '02 Proceedings of the 6th International Conference on Principles and Practice of Constraint Programming

Scheduling of parallel machines to minimize total completion time subject to s-precedence constraints

Computers and Operations Research

OR Practice---Catch-Up Scheduling for Childhood Vaccination

Operations Research

'Strong'-'weak' precedence in scheduling: Extensions to series-parallel orders

Discrete Applied Mathematics