@article{5db4c956dcfc42c09bbc1bbe046391d1,
title = "Timing and Frequency of Mental Effort Measurement: Evidence in Favour of Repeated Measures",
keywords = "mental effort, subjective ratings, cognitive load, task complexity",
author = "{Van Gog}, Tamara and Femke Kirschner and Liesbeth Kester and Fred Paas",
year = "2012",
month = nov,
day = "28",
doi = "10.1002/acp.2883",
language = "English",
volume = "26",
pages = "833--839",
journal = "Applied Cognitive Psychology",
issn = "1099-0720",
publisher = "John Wiley and Sons Ltd",
number = "6",
}