TY - JOUR T1 - Techniques for the measurement of clustering tendency in document retrieval systems JO - Journal of Information Science UR - http://jis.sagepub.com/content/13/6/361 PY - 1987/01/01 AU - Elhamdouchi A AU - Willett P ED - DO - DOI: 10.1177/016555158701300607 PB - SAGE VL - 13 IS - 6 SP - 361 EP - 365 Y2 - 2024/12/22 ER -