51	pubsecmat_a1980v18.jpg
191	pubsecmat_a1980v18p109.pdf
270	pubsecmat_a1980v18p11.pdf
318	pubsecmat_a1980v18p121.pdf
233	pubsecmat_a1980v18p137.pdf
310	pubsecmat_a1980v18p153.pdf
211	pubsecmat_a1980v18p175.pdf
133	pubsecmat_a1980v18p189.pdf
422	pubsecmat_a1980v18p31.pdf
432	pubsecmat_a1980v18p49.pdf
134	pubsecmat_a1980v18p73.pdf
238	pubsecmat_a1980v18p81.pdf
166	pubsecmat_a1980v18p85.pdf
195	pubsecmat_a1980v18p93.pdf
1603	+
4907	.