Frontiers Effects of Age-of-Acquisition on Proficiency in Polish Sign Language: Insights to the Critical Period Hypothesis

The sentence repetition task as a measure of sign language proficiency, Applied Psycholinguistics

The Critical Period Hypothesis and the Effects of Late Language Acquis

The sentence repetition task as a measure of sign language proficiency, Applied Psycholinguistics

PDF] More evidence from over 1.1 million subjects that the critical period for syntax closes in late adolescence

Language Multitasking

PPT) Critical Period Hypothesis III

PDF) The Critical Period for Language Acquisition: Evidence from Second Language Learning

PPT) Critical Period Hypothesis III

Age of sign language acquisition has lifelong effect on syntactic preferences in sign language users - Julia Krebs, Dietmar Roehm, Ronnie B. Wilbur, Evie A. Malaia, 2021

A critical period for second language acquisition: Evidence from 2/3 million English speakers - ScienceDirect

Age effects in spoken second language vocabulary attainment beyond the critical period, Studies in Second Language Acquisition

Frontiers Effects of Age-of-Acquisition on Proficiency in Polish Sign Language: Insights to the Critical Period Hypothesis

Frontiers Plasticity, Variability and Age in Second Language Acquisition and Bilingualism