TY - RPRT TI - The Sayre equation in electron crystallography. AU - D L Dorset AU - S Kopp AU - J R Fryer AU - W F Tivol PY - 1995 DO - 10.1016/0304-3991(94)00161-f UR - https://pubmed.ncbi.nlm.nih.gov/7879310/ ID - 7879310 ER -