If your research uses Montage, please include the following acknowledgement: "This research made use of Montage, funded by the National Aeronautics and Space Administration's Earth Science Technology Office, Computation Technologies Project, under Cooperative Agreement Number NCC5-626 between NASA and the California Institute of Technology. Montage is maintained by the NASA/IPAC Infrared Science Archive."
The Montage distribution includes an adaptation of the MOPEX algorithm developed at the Spitzer Science Center.