It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
If a source has an unusual combination of names or words/phrases; Google often can find books, reports, and articles that cite it in their bibliographies or notes.
Google Patents full records link to both cited (older) and citing (newer) patents, from about the late 1970s. OCR search, as in Google Books, can sometimes find older ones