Fernyhough, C., Alderson-Day, B., Hurlburt, R. T., & Kühn, S. (2018). Investigating Multiple Streams of Consciousness: Using Descriptive Experience Sampling to Explore Internally and Externally Directed Streams of Thought. Frontiers in Human Neuroscience, 12, Article 494. https://doi.org/10.3389/fnhum.2018.00494