المؤلفون: Wilson, H.R., Singer, S., Mullin, R.J., McLean, E.W., Knick, V., Kelley, J.L., Humphreys, J., Heath, L.S., Hanlon, M.H., Ferone, R., Edelstein, M.P., Duch, D.S., Cohn, N.K., Bigham, E.C., Banks, S.D., Smith, G.K., Houghton, J.

المصدر: Zurich, Switzerland, September 3–8, 1989 ; page 1015-1022

الاتاحة: http://dx.doi.org/10.1515/9783110889000-194
https://www.degruyter.com/view/book/9783110889000/10.1515/9783110889000-194.xml
https://www.degruyter.com/document/doi/10.1515/9783110889000-194/xml
https://www.degruyter.com/document/doi/10.1515/9783110889000-194/pdf