TY - RPRT TI - A laboratory manual for X-ray powder diffraction AU - L. J. Poppe AU - V.F. Paskevich AU - J.C. Hathaway AU - D.S. Blackwood PY - 2001 DO - 10.3133/ofr0141 UR - https://pubs.usgs.gov/publication/ofr0141 ID - ofr0141 ER -