TY  - RPRT
TI  - PReDS: a graphics program to aid in the solution of difficult structures.
AU  - M D Stock
AU  - A Beers
AU  - G D Smith
PY  - 1995
DO  - 10.1016/0263-7855(95)00069-0
UR  - https://pubmed.ncbi.nlm.nih.gov/8603059/
ID  - 8603059
ER  -