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Nitz S, Fechner S. Mentale Modelle. In: Krüger D, Parchmann I, Schecker H, eds. Theorien in der naturwissenschaftsdidaktischen Forschung. Berlin, Heidelberg: Springer; 2018. doi:10.1007/978-3-662-56320-5_5

Akman P, Fechner S. Concrete and abstract external respresentations in chemistry education. In: Finlayson O, McLoughlin E, Erduran S, Roser P, eds. Electronic Proceedings of the ESERA 2017 Conference. Research, Practice and Collaboration in Science Education, Part 1 (Co-Ed. Finlayson, O. &; Roser, P.). Dublin, Ireland: Dublin City University; 2018:65-72.

Schmitz L, Fechner S. Identifiction of students‘ questions in context-based learning approaches. In: Finlayson O, McLoughlin E, Erduran S, Childs P, eds. Electronic Proceedings of the ESERA 2017 Conference. Research, Practice and Collaboration in Science Education, Part 2 (Co-Ed. Tytler, R. &; Carvalho, G. S.). Dublin, Ireland: Dublin City University; 2018:316-324.

Fechner S, Tiberghien A, eds. Science Teaching Processes (Part 3). In Finlayson, O. E., McLoughlin, E., Erduran, S., Childs, P. (Eds.), Electronic Proceedings of the ESERA 2017 Conference. Research, Practice and Collaboration in Science Education. Dublin, Ireland: Dublin City University; 2018:436-437.

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Baumgart C, Welling W, Hoppe M, Freiwald J, Gokeler A. Angle-specific analysis of isokinetic quadriceps and hamstring torques and ratios in patients after ACL-reconstruction. BMC Sports Sci Med Rehabil. 2018;10:23. doi:10.1186/s13102-018-0112-6

Benjaminse A, Welling W, Otten B, Gokeler A. Transfer of improved movement technique after receiving verbal external focus and video instruction. Knee Surg Sports Traumatol Arthrosc. 2018;26(3):955-962. doi:10.1007/s00167-017-4671-y

Heyward O, Rabello L, van der Woude L, et al. The effect of load on Achilles tendon structure in novice runners. J Sci Med Sport. 2018;21(7):661-665. doi:10.1016/j.jsams.2017.11.007