1. Calibration of the Diffractometer at Low Values of Two Theta;Jenkins;Adv. X-Ray Anal.,1982
2. Results of a Round Robin Study of Systematic Errors found in Routine X-Ray Powder Diffraction Review Data;Schreiner;Adv. X-Ray Anal.,1985
3. Problems in the Measurements of Large d-spacings with the Parafocussing Powder Diffractometer;Jenkins;Norelco Reporter,1982
4. 9. JCPDS-ICDD, Joint Committee on Powder Diffraction Standards — International Centre for Diffraction Data, Swarthmore, PA 19081.