by Ecker, J.G, Kupferschmid, M, Lawrence, C.E, Reilly, A.A, Scott, A.C.H
Published in European journal of operational research (16.04.2002)

by Ecker, J.G.
Published in Proceedings. Twenty-Second Annual conference Frontiers in Education (1992)

by Cole, F., Ecker, J.G., Gochet, W.
Published in European journal of operational research (01.01.1982)

by Dwyer, A J, Prewitt, J M, Ecker, J G, Plunkett, J
Published in Medical decision making (01.01.1983)

by Kaufman, Howard, Kupferschmid, Michael, Mohrmann, Kelley, Ecker, J.G.
Published in IFAC Proceedings Volumes (01.06.1985)

by Kupferschmid, M., Mohrmann, K., Ecker, J.G., Kaufman, H.
Published in IFAC Proceedings Volumes (01.06.1985)