o Time: When was the study conducted? How long was the period of data collection?
o Place: Where was the study conducted?
o Sampling: How were the participants selected?
o Setting: In what environment was the session carried out?
o Stimuli: Were the search questions real or artificial?
o Data collection procedure: Who carried out the interviews?
o Instrument: What did the questionnaire or the interview guidelines include?
o Recording techniques: How was the data recorded?
o Process observed: What was the participants' task?
o Data analysis techniques: What was the analytical scheme? How was the data coded? What units or parameters were used for measuring? And so on