TY - RPRT TI - Systematic variation of rare-earth elements in cerium-earth minerals AU - K. J. Murata AU - H. J. Rose AU - M. K. Carron AU - J.J. Glass PY - 1957 DO - 10.1016/0016-7037(57)90077-7 UR - https://pubs.usgs.gov/publication/70010798 ID - 70010798 ER -