TY  - DATA
AU  - Giovanni Leoni
TI  - A First Course in Fractional Sobolev Spaces 
T2  - Graduate Studies in Mathematics
SN  - 9781470472528 (online)
PY  - 2023///]
CY  - Rhode Island, U.S. : 
PB  - American Mathematical Society
UR  - https://www.ams.org/books/gsm/229/
ER  -