Wikipedia:Articles for deletion/Daniel Johnston (consultant)
a couple of johnston's books are held (includes e-versions) in quite a few libraries ie. https://www.worldcat.org/title/international-exploration-economics-risk-and-contract-analysis/oclc/51764450?referer=br&ht=edition ''International Exploration Economics, Risk, and Contracts Analysis'' 212 libraries, https://www.worldcat.org/title/introduction-to-oil-company-financial-analysis/oclc/62326666?referer=br&ht=edition ''Introduction to Oil Company Financial Analysis'' 213 libraries indicating  |"recognized contribution" in the field of oil finance/economics
— User:Coolabahapple, 00:26, 5 June 2020 (UTC)
Stance: comment
Cited policy: WP:ANYBIO (Wikipedia:Notability)