← Search Research Policy 1973 A note on the implementation and use of models for r&d planning Bertil Näslnd; Bo Sellstedt European Institute for Advanced Studies in Management DOI10.1016/0048-7333(73)90018-8 Sources semanticscholar openalex Cite APA 7 MLA 9 Chicago (author–date) Harvard Elsevier Harvard (JFE, JBF…) The Accounting Review Academy of Management American Marketing Association INFORMS (Management Science) Copy citation Copied ✓