pdf	PDF sense OCR	joen_a2001m12n2.pdf joen_a2001m9n1.pdf joen_a2002m12n5.pdf joen_a2002m3n3.pdf joen_a2002m9n4.pdf joen_a2004m3n6.pdf joen_a2004m6n7.pdf joen_a2004m9n8.pdf