@TechReport{NitBierVac12,
author = {Nitish Umang and Michel Bierlaire and Ilaria Vacca },
title = {Exact and heuristic methods to solve the berth allocation problem in bulk ports},
institution = {Transport and Mobility Laboratory, Ecole Polytechnique F\'ed\'erale de Lausanne},
number = {TRANSP-OR 120116},
year = {2012}
}