TY - JOUR T1 - Computer Techniques for the Indexing of Chemical Reaction Information JO - Journal of Chemical Information and Computer Sciences PY - 1979/01/01 AU - Willett P ED - DO - DOI: 10.1021/ci60019a008 VL - 19 IS - 3 SP - 156 EP - 158 Y2 - 2025/07/31 ER -