Lawrence A. Machi

“Use coding for cross-referencing the source documents and the central documents. The simplest method is to assign an alphabetic code by author or text. You can use abbreviations or keywords to record the core ideas in the selection review and abstract sections. The important notion here is that the key ideas be decipherable on the tally matrix and that tallying”
― Lawrence A. Machi, The Literature Review: Six Steps to Success