On HBV and the Garsia-Sawyer class
The author constructs two functions; the first one belongs to the Garsia- Sawyer class but not to the \(\Phi\text{BV}\) class; the second one is in the class \(\text{HBV}\backslash(\Phi\text{BV}\cup\text{GS})\).
scientific article; zbMATH DE number 627536