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Después de la explosión ocurrida durante los años 80 en la automatización de las bibliotecas españolas, en los años 90 se ha alcanzado una madurez en esta disciplina que hace que los planteamientos ante los que se sitúan nuestras bibliotecas en la actualidad sean más reflexivos, ajustados a la realidad y a las necesidades, que en aquellos primitivos tiempos. En efecto, estamos en una situación muy distinta a la que nos encontrábamos al comienzo de los años 80. Entonces los ordenadores y la informática eran una cosa extraña para la mayor parte de los profesionales y, entre ellos, para los bibliotecarios. Se sabía que en las grandes bibliotecas americanas y europeas se utilizaban medios automáticos para ayudar a la gestión de las bibliotecas, especialmente en las tareas de análisis documental y en las de préstamo. Las primeras normas para regular los procesos de automatización de las bibliotecas ya estaban establecidas en esa época, aunque era reducida su difusión y conocimiento entre nosotros. Muchas bibliotecas se plantean ahora, si no iniciar su automatización como hicieron hace diez o quince años, la posibilidad de cambiar de sistema, adoptar nuevas técnicas y usar medios telemáticos como Internet para algunas aplicaciones bibliotecarias. Es, por tanto, un buen momento para reflexionar sobre cómo proceder si se está pensando en instalar, o en la posible evolución si ya tienen un sistema. Los estudiantes de biblioteconomía y documentación deben conocer los principios generales de automatización de bibliotecas, así como sus procedimientos y normas.