Additional material for article Documentation of non-functional requirements for systems with machine learning components

Additional material for the article Bajraktari E, Krause T, Kücherer C:  Documentation of non-functional requirements for systems with machine learning components

1. A second example NFR, documented with the proposed template in file Example-NFR.pdf, 
2. Additional material of the extracted NFRs from primary studies, in particular the alternative designation of requirements and our combination in file NFRsInPrimaryStudies.xlsx, 
3. The questions of the online-survey in file Questionnaire for online survey.pdf, 
4. The questions of the expert interviews in file Key questions for the expert interviews.pdf, 
5. The questions of the expert interviews for the evaluation in file Key questions for the expert interviews (evaluation of the template).pdf, 
6. The first version and the final version of the template in file Templates.pdf, Details about the Study Selection of each phase provided in file Study selection.pdf