%0 Journal Article %T %J Research on Information Science and Public Libraries %V 8 %N 4 %U http://publij.ir/article-1-769-fa.html %R %D 1999 %K %X %> http://publij.ir/article-1-769-fa.pdf %P 51-57 %& 51 %! %9 %L A-10-1-570 %+ %G eng %@ 2645-5730 %[ 1999