XFIT: A package for simulating and fitting X-ray powder diffraction patterns Martorana, Antonio ; Gerbasi, Rosalba ; Marigo, Antonio ; Zannetti, Roberto Abstract Publication: Computer Physics Communications Pub Date: November 1984 DOI: 10.1016/0010-4655(84)90166-8 Bibcode: 1984CoPhC..34..145M