Source: https://www.researchgate.net/profile/Holger-Hopp/publication/281435896_Running_Head_Semantics_and_Morphosyntax_in_Predictive_L2_Processing/links/55e6be2308aecb1a7ccd7858/Running-Head-Semantics-and-Morphosyntax-in-Predictive-L2-Processing.pdf