J. W. Hawkey / J. R. Kasstan, Regional and Minority Languages in France: Policies of Homogenization or a Move toward Heterogeneity? A Case Study on Francoprovençal, in: The French Review, Vol. 89, No. 2, 2015, p. 98 ([Internet, 2020-07-29](https://westminsterresearch.westminster.ac.uk/download/8382fd29062fb66718e689e067c709fb1a7d424b0948090ee2c6471cf52ba1ee/891091/Hawkey_Kasstan_2015_PROOF.pdf))