Be sure to use Google Scholar's Advanced Search Options to get more precision in your results.
> To access Advanced Search, start by clicking the ☰ (triple bar) icon and then Advanced Search
> Use the search fields to help you get results that are a better fit for your research project
You can also customize your searches by using various search operators. These techniques that incorporate symbols or words can help you refine your results to get more relevant resources. Find out more by clicking the link below:
Use the options on the left to refine your search results.
> To access the full-text of a document, look to the right of the result you want.