Review of current billing practices for online services in Great Britain discusses determinants of successful numeric data display; invoice structure; display format; invoice content; display characteristics; and invoice regularity. Sample invoices from several services are included. (three references) (MES)

This description of the types of linguistic information obtainable from online databases generally used to acquire technical information includes examples of equivalent words, English usage, and statistical linguistic data. The implications of online databases as substitutes for dictionaries and as corpora for linguistic survey are considered.…

Describes the design and development of the Reference Librarian Enhancement System (REFLES), a microcomputer based system for in-house data files. The REFLES prototype is described in its test form, followed by presentation of the working environment, problems, and evaluation of the current version. Future possibilities of REFLES are also…

Describes the planning, research, and development of the BIOSIS Connection, an online reference service targeted to researchers in the life sciences. Product testing and preliminary response to the system are discussed, and highlights and disappointments of the project are summarized. (two references) (MES)

Discusses the rationale, principles, required tools, advantages, and disadvantages of the Multifile Multidisciplinary (Horizontal) Search approach to searching online databases. It is noted that this approach is characterized by the use of a large number of files spanning a wide variety of disciplines. (12 references) (MES)

Discusses online bibliographic searching in light of the Toren theory, i.e., that computerization may lead to deprofessionalization of an occupation when it can no longer hold a controlling monopoly over its knowledge base. Also considered is the opposing position that online searching enhances the status of the searcher. (Author/SW)

Reports on a study designed to ascertain the occurrence of 10 terms from the field of urban planning in 55 databases available on the DIALOG system by searching the terms in the Dialindex file. Total postings and postings in 10 top ranking databases for each term are shown. (eight references) (MES)

Proposes three methods to be used by database searchers in structuring online search sessions with the goal of minimizing the negative effects on interlibrary loan operations. Forms management, management of printed search results, and the instruction of patrons are discussed. (Author/EM)

Explores the effects on relevance concerns in traditional online search strategies caused by ranking retrieved documents. Two extreme examples are presented to illustrate the impact of ranking; advantages and limitations of ranking are discussed. (SW)

Describes the availability of databases held on DIALOG, ESA-IRS, and DATA-STAR. Database overlap among the systems, prices, database contents, and data transmission costs are addressed; and results of a search of the ENVIROLINE database on each system are presented. The appendix lists subjects referenced on each system and compares database…

A survey of business librarians at schools offering graduate degrees in business showed that: (1) most librarians search databases other then those related to business subjects; (2) most searches are for citations to articles; (3) most searches are paid for on a cost recovery basis; and (4) most librarians do searches for off-campus patrons.…

A comparative evaluation of two computerized reference retrieval systems, INSTRUCT (a statistically-based system) and PLEXUS (a knowledge-based system) examined their retrieval effectiveness for a set of 19 queries and 512 documents on gardening. Best results were obtained by using terms suggested by PLEXUS as the basis for an INSTRUCT search. (36…

Describes a study conducted at Purdue University Library to determine not only the costs of providing online information services to users, but the value of time saved by the end user in having a computer search run and user satisfaction with the results. Six references are listed. (RBF)

Discusses a survey conducted by "Online Review" and the responses to the questionnaire by 7,000 individual users of online services. Information collected on the 497 organizations represented includes their nature, size and interest area, equipment and services used, future plans of online users, and the profile of typical terminal…

Deals with the interaction of traditional library reference and the new services generated by online information retrieval capabilities. Described are the impact of online reference within the library context, problems resulting from implementation, and the librarian's influence on future prospects. (Author/SW)