@article{Rowe1991,
author = {Rowe, G. and Wright, G. and Bolger, F.},
title= {Delphi: A reevaluation of research and theory},
year = {1991},
doi = {10.1016/0040-1625(91)90039-I},
volume = {39},
number = {3},
pages = {235--251},
}