Solla Price DJ de. Hacia una ciencia de la ciencia. Barcelona: Ariel, 1973:40. García I, Espinosa L. La información científico-técnica: un reto para Cuba en su camino para llegar a ser una potencia médica mundial. Act Inf Cient Tecn 1988;19(4):31-40. Bishof CT. Canadian science journals are better than somethink. Current Contents 1977;5(42):8-13. Weiss P. Health and biomedical information in Europe. Copenhague: WHO Regional Office for Europe, 1986:4-6 (Public Health in Europe; 27). Gardfiel E. The 1 000 articles most cited in 1961-1982. Current Contents 1986;29(16):3-14. Grogan D. Science and technology: an introduction to the literature. La Habana: Universidad de La Habana, 1973:121. (Manuales para la Documentación; 10) Sancho R. Indicadores bibliométricos utilizados en evaluación de la ciencia y la tecnología. Rev Esp Doc Cient 1990; 13(3-4):842-66. Warren KS. Coping with the biomedical literature: a primer for the scientists and clinicians. New York: Praeger, 1981:31. Stross JK, Harlon WR. The dissemination of new medical information. JAMA 1979; 241:2622. Cuny L, Putman WR. Continuing medical education in maritime Canada: the methods physicians use would prefer, and find most effective. Can Med Assoc J 1981;124:563. Haynes RB, McKibbon KA, Fitzgerald D. How to keep up with the medical literature II: deciding wich journals to read regularly. Ann Intern Med 1986;105:309. Evans G. Developing library collections. Littleton, CO: Libraries Unlimited, 1987:22, 25,122.