1.
Kotlarska I. International language volapük (wolapik) — career and barrier. In: Woźniak E, Lenartowicz-Zagrodna A, eds. Philology As the Ordering of Chaos: Language and Text Studies. Ad Honorem Professoris Marci Cybulski. Lodz University Press; 2018:35-49. doi:10.18778/8142-402-8.04