The boundary between two neighboring rings is called the fusion lines, which is enclosed by external segments called arcs. In the code, the separation of fusion line(s) from arcs takes place in such a way that proper matching is achieved. By this procedure, the structure of a compound is recreated. (Author)

An introduction to the classification principles for documents at the Non-Formal Education Information Center is given for the cataloger. The classification scheme, itemized in the first section, consists of 11 main categories such as concepts, training methods, program content, bibliographies, and countries. The next section details…

The establishment of a reference filing system, based on optical coincidence retrieval, for an eight-man research group studying gas reactions is described. The complete system is simple to use and gives rapid, precise reference retrieval. (1 reference) (Author)

The purpose of this project was to provide guidance to ERIC on how to facilitate product information retrieval. Information on practitioner needs, on the use of descriptors and abstracting procedures, and on alternatives for improving the system was gathered and circulated to NIE staff members. The resulting document described three alternative…

The use of computer technology for the storage and rapid retrieval of information about instructional media requires the development of nationally accepted guidelines or standards for catalog information and computer input. The Department of Audiovisual Instruction (DAVI) organized a task force to develop standards for cataloging educational media…

The compilation of a dictionary for automatic translation from Russian to English is described in detail. Emphasis is placed on: (1) morphological and functional classifications of Russian words, (2) dictionary compilation, (3) the structure of signs, (4) automatic information-processing machines, (5) from the automatic dictionary to the automatic…