@article {MR4149320,
	title = {A probabilistic approach to the Φ-variation of classical fractal functions with critical roughness},
	journal = {Statist. Probab. Lett.},
	volume = {168},
	year = {2021},
	pages = {108920, 6},
	issn = {0167-7152},
	author = {Han, Xiyue and Schied, Alexander and Zhang, Zhenyuan}
}
