Triebel H. Function spaces in lipschitz domains and on lipschitz manifolds. Characteristic functions as pointwise multipliers. Rev. mat. complut. [Internet]. 1 de enero de 2002 [citado 31 de julio de 2026];15(2):475-524. Disponible en: https://revistas.ucm.es/index.php/REMA/article/view/REMA0202220475A