Powder diffraction file - Joint Committee on Powder Diffraction Standards; JCPDS-International Centre for Diffraction Data; American Society for Testing and Materials; American Ceramic Society (Joint Committee on Powder Diffraction Standards)
Sets 19-20-: compiled by the JCPDS - International Centre for Diffraction Data in cooperation with the American Society for Testing Materials ... [et al.]//Set 42-: compiled by the ICDD--International Centre for Diffraction Data in cooperation with : American Ceramic Society ... [et al.]