1. Priorities for health and social services in England. A consultatve document;London:,1976
2. A comparative study ofdifferences in subjecdve likelihood estimates made by individuals, interacting groups, Delphi groups and nominal groups;Gustafson, D.H.; Shulka, R.K.; Delbecq, A.L.; Walster, G.M.,1971
3. Delphi and its potential impact on informaton systems;Turoff, M.,1971
4. The Delphi method: an experimental study of group opinion;Dalkey, N.C.,1969
5. Group techniques for program planning;Delbecq, A.; Van de Ven, A.H.; Gustafson, D.H.,1975