TY - RPRT TI - Lanthanide element mobility and Sm-Nd systematics in a contact metamorphic zone AU - Brian D. Marshall AU - Kiyoto Futa PY - 1991 DO - 10.1524/ract.1991.5253.2.405 UR - https://pubs.usgs.gov/publication/70207826 ID - 70207826 ER -