2012 - Book editorship
Jong, C.A.M. de, Juffermans, K., Keijzer, M.C.J. & Rasier, L. (2012). Papers of the 2012 Anela Applied Linguistics Conference. Delft: Eburon.
2012 - Book parts / chapters
Keijzer, M.C.J. (2012).
Kun je je moedertaal verliezen?. In M. Jansen & M. Boogaard (Eds.),
Alles wat je altijd al had willen weten over taal: De taalcanon Amsterdam: Meulenhoff.
2012 - Lectures
Keijzer, M.C.J. (29.01.2012). Bilingualism and Aging: Changes in language dominance in elderly Dutch migrants in Australia. Melbourne, Australie, Dutch Clun Abel Tasman Lecture series.
2011 - Book parts / chapters
Keijzer, M.C.J. (2011). Language reversion versus general cognitive decline: towards a new taxonomy of language change in elderly bilingual immigrants. In M.S. Schmid & W. Lowie (Eds.), Modeling Bilingualism: From structure to chaos Amsterdam: John Benjamins.
2011 - Book reviews
Keijzer, M.C.J. (2011). Language in the Brain [Book review of Language in the Brain]. Journal of Neurolinguistics, 24, 397-400.
2011 - Lectures
Keijzer, M.C.J. (06.11.2011). Taalontwikkeling bij tweelingen. Amsterdam, InfoMeerling dag 2011 Nederlandse Vereniging voor Ouders van Meerlingen (NVOM).
Keijzer, M.C.J. (16.06.2011). Using insights from cognitive aging to reevaluate language reversion in elderly bilingual immigrants. Oslo, Noorwegen, 8th International Symposium on Bilingualism (ISB8).
2010 - Books
Keijzer, M.C.J. (2010). First language acquisiton and first language attrition: parallels and divergences. Saarbrucken: Lap Lambert Academic Publishing.
2010 - Book parts / chapters
Keijzer, M.C.J. (2010). Inside the attriter's mind: A comparative exploration of the cognitive constraints in Dutch L1 attrition in an L2 English environment and advanced Dutch L1 acquisition. In M. Putz & L. Sicola (Eds.), Cognitive Processing in Second Language Acquisition Amsterdam: John Benjamins.
2010 - Book reviews
Keijzer, M.C.J. (2010). Helmut Schnelle, Language in the Brain, Cambridge University Press, Cambridge (2010), pp. 226 [Book review of Language in the Brain]. Journal of Neurolinguistics,
2009 - Articles
Schmid, M. & Keijzer, M.C.J. (2009). First language attrition and reversion among older migrants. International journal of the sociology of language (print), 200, 83-101.
Keijzer, M.C.J. (2009). Language attrition in first-generation Dutch migrants in Ontario, Canada. Canadian journal of Netherlandic studies, XXX(ii Fall), 1-8.
Keijzer, M.C.J. (2009). The regression hypothesis as a theoretical framework for language attrition. Bilingualism: Language and Cognition, 13(1), 9-18.
2009 - Lectures
Keijzer, M.C.J. (14.03.2009). Language change in elderly Dutch immigrants in Australia: language reversion or reduced cognitive control?. Washington DC, USA, 9th Georgetown University Roundtable in Linguistics (GURT 2009): Implicit and explicit conditions, processes and knowledge in SLA and bilingualism.
Keijzer, M.C.J. (09.07.2009). Language reversal in healthy aging Dutch emigrants in Australia. Utrecht, 7th International Symposium of Bilingualism.
2008 - Articles in volumes / proceedings
Keijzer, M.C.J. (2008). A usage-based approach to the mirror symmetries in language acquisition and language attrition. Proceedings of the 33rd International LAUD Symposium: Cognitive approaches to second/foreign language processing: Theory and pedagogy(pp. 300-318). Essen: Laud.
Keijzer, M.C.J. (2008). Language attrition in Dutch emigrants in Anglophone Canada: Internally or externally-induced change?. In M. van Koppen & B. Botma (Eds.), Linguistics in the Netherlands(pp. 97-108). Amsterdam: John Benjamins.
2008 - Book reviews
Keijzer, M.C.J. (2008). Boekbespreking, Language and aging in multilingual contexts [Book review of Language and aging in multilingual contexts]. International Journal of Bilingual Education and Bilingualism, 11, 515-518.
2008 - Lectures
Keijzer, M.C.J. (12.03.2008). Cognitive approaches to the mirror symmetries in language acquisition and language attrition. Landau, Duitsland, 33rd International LAUD Symposium.
Keijzer, M.C.J. (12.09.2008). Reduced redundancy in non-native English lecturers in tertiary institution. Aix-en-Provence, Frankrijk, 18th European Second Language Association Conference (EUROSLA).
2007 - Articles
Keijzer, M.C.J. (2007). Is taalverlies het spiegelbeeld van taalverwerving?. Over Taal: Tijdschrift over Taal, Tekst en Communicatie, 74(2), 201-207.
Keijzer, M.C.J. (2007). Last in First out? An investigation of the regression hypothesis in Dutch emigrants in Anglophone Canada. Toegepaste Taalwetenschap in Artikelen, 78(2), 131-140.
2007 - Doctoral thesis
Keijzer, M.C.J. (20.09.2007). Last in First out? An investigation of the regression hypothesis in Dutch emigrants in Anglophone Canada. Utrecht: LOT: Dissertation series no. 163.