Methodologies for practical relevance and transmission

This article summarizes relevant references that are useful when conducting case study research. The reader will find in this article a first approach to understand what a case study is, what type of research is best constructed with case studies, and how to efficiently build case studies. This essay includes a definition of case study and the main considerations a researcher should manage in his interaction with the field of research. Concerning case studies construction, we include sections on data gathering, data treatment and analysis and data validity. Cross-case analysis is also addressed for the purpose of possible multi-case study research projects.