Substructure Retrieval by Means of the BASIC Fragment Search Dictionary Based on the Chemical Abstracts Service Chemical Registry III System. - W. Graf; H. K. Kaindl; H. Kniess; B. Schmidt; R. Warszawski (J. Chem. Inf. Comput. Sci., 1979)

The third BASIC fragment search dictionary. - W. Graf; H. K. Kaindl; H. Kniess; R. Warszawski (J. Chem. Inf. Comput. Sci., 1982)

Comparative efficiency of searching abstract text in the Chemical Abstracts Service database. - M. Herz; H. K. Kaindl; A. A. Salib; R. Warszawski (J. Chem. Inf. Comput. Sci., 1985)