1. Scale and the differential structure of image;Florack;Image & Vision Comput.,1992
2. Scale-space: Its natural operators and differential invariants;ter Haar Romeny,1991
3. Scale-space;Florack,1991
4. Families of tuned scale-space kernels;Florack,1992
5. Théorie des Distributions vol. I, II of Actualités scientifiques et industrielles: 1091, 1122;Schwartz,1950