TY - RPRT TI - Three-dimensional structure determination by electron microscopy of two-dimensional crystals. AU - L A Amos AU - R Henderson AU - P N Unwin PY - 1982 DO - 10.1016/0079-6107(83)90017-2 UR - https://pubmed.ncbi.nlm.nih.gov/6289376/ ID - 6289376 ER -