TY  - BOOK
AU  - Mayomoto, Sadaaki.
AU  - Nakayama, Kazuhiko.
TI  - Determination of the conservation time of periodicals for optimal shelf maintenance of a library
KW  - Publicaciones periÃ³dicas
N1  - Sobretiro de: Journal of the American Society for Information Science 76 (7?); 268-274, 1981
ER  -