Reference health
An Action Research Approach to Productivity Measurement
5/5 checkable references clean · checked 2026-09-15
Every reference with a DOI in the deposited reference list resolved to a known work in Crossref or DataCite at the dated check, and none carried a retraction, withdrawal, or removal notice.
31 without a DOI — not checked. A reference deposited without a DOI is never matched by title or guessed at; it stays outside the checked set, and this line discloses that.
The 5 checked references that resolve
resolves10.1080/01621459.1971.10482214
The Problem of Accounting for Productivity Change in the Construction Price Index
The 31 references without a DOI — listed, not checked
no DOI — not checkedInternational Productivity Congress, in India
no DOI — not checkedProductivity Trends in United States for NBER
no DOI — not checkedRostas, L., Alternative Productivity Concepts and Productivity Measurements, Vol.IChapter II,European Productivity Agency, Paris,1955, pp.31-42.
no DOI — not checkedp_4
no DOI — not checkedp_5
no DOI — not checkedPittsberg, Distributed by
no DOI — not checkedBrookings Institution
no DOI — not checkedThe Output of Manufacturing Industries 1899-1937
no DOI — not checkedNBER
no DOI — not checkedNational Industrial Conference Board
no DOI — not checkedProduction & Productivity in the Service Industries
no DOI — not checkedp_13
no DOI — not checkedInternational Commission of Economic Policies in Transport
no DOI — not checkedp_19
no DOI — not checkedp_20
no DOI — not checkedp_21
no DOI — not checkedAIIE Proceedings - 1980, Spring Annual Conference
no DOI — not checkedCosts, Technology and Growth
no DOI — not checkedProductivity by Objectives - Result Oriented Solutions to the Productivity Puzzle
no DOI — not checkedp_26
no DOI — not checkedp_27
no DOI — not checkedSuccessful Managerial Control by Ratio Analysis
no DOI — not checkedp_29
no DOI — not checkedp_30
no DOI — not checkedThe Appraisal of Management
no DOI — not checkedAppraising Management Practice and Performance
no DOI — not checkedSearch of Excellence
no DOI — not checkedThe Design of Inquiry System
no DOI — not checkedp_35
no DOI — not checkedSocial Science Research Council Conference
no DOI — not checkedEnglewood Cliffs
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work were clean at the dated check: each resolved to a known work in a public registry, and none
carried a retraction notice at that time. It says nothing about the quality, findings,
or importance of the work itself, and nothing about references deposited without a DOI.
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