@techreport{LindnerMaristanydelasCasasSchiewe2021, author = {Niels Lindner and Pedro Maristany de las Casas and Philine Schiewe}, title = {Optimal Forks: Preprocessing Single-Source Shortest Path Instances with Interval Data}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {21-17}, language = {eng}, year = {2021} }