M. W. de Jong‐Hofman

Research into the practical results of on‐line information retrieval: an extensive analysis

M. W. de Jong‐Hofman, 1977 .

Comparison of selecting, abstracting and indexing by COMPENDEX, INSPEC and PASCAL and the impact of this on manual and automated retrieval of information

M. W. de Jong‐Hofman, 1981 .

Computer-Aided Searching in the INSPEC Database: Analysis of Subject Indexing by INSPEC and the Resulting Cost and Efficiency as Related to Various Search Strategies.

M. W. de Jong‐Hofman, 1978 .

Experiences with online literature searching in a water‐related subject field: Aqualine, Biosis, CA Search and Pascal, compared using the ESA/lnformation Retrieval System

M. W. de Jong‐Hofman, H. H. Siebers, 1984 .