1032
1033
1034
1035
1036
1037
Heideman, Eugene P., Timberlake, George P., Vunderink, Ralph W., McKim, Mark G., Christensen, Don, Fike, Francis, Buis, Harry, Kopecek, Thomas A., Wyper, Glenn, Hoeksema, Robert J., McCabe, Donald A., Tiessen, Terrance L., Jurgens, David W., Scholte, John M., Pennings, Burrell, Timmer, David E., Kaiser, Christopher B.
1997
1997