32a560c17ecb5cd50c51e08db6a55a13b7251440  pubsecmat_a1979v13.jpg
104adfa41394a545bf1a7e55791f15e856784898  pubsecmat_a1979v13p5.pdf
bd8c1cee68daa58fea2e688835fb627850adf7e4  pubsecmat_a1979v13p61.pdf
7ccb7be2d3db7629acab4fe050912d091004a4e7  pubsecmat_a1979v13p79.pdf
b5341d8b39923b747ac8f5829c6ca7d5839e79d1  pubsecmat_a1979v13p89.pdf