Delphi method: oracle or sound judgment?
Crossref DOI link: https://doi.org/10.1007/s00586-015-4005-z
Published Online: 2015-05-13
Published Print: 2015-06
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Gunzburg, R.
Text and Data Mining valid from 2015-05-13