29ee96d7ff4cb2b3eec002f701c1f881  coufan_a1987n1.pdf
d82d064bdfa14763ea27c2a996804e09  coufan_a1987n3.pdf
25414be8c104f9e2282732fcaddefae0  coufan_a1987n4.pdf
4b9d7825c9781ff73313017d179e5a92  coufan_a1988n6.pdf
aded59f70fdbec04aec36e27b882d7a3  coufan_a1988n7.pdf
06b93195140c04ac9cf7a623e5711504  coufan_a1988n9.pdf