@inbook{inbook4bae8300, title = {Friedrichs' Lemma for Besov and Triebel-Lizorkin spaces}, author = {Silva, Evandro Raimundo da and Santos Filho, José Ruidival dos}, year = {2024}, doi = {10.1007/978-3-031-69702-9_13}, publisher = {Springer}, journal = {Geometric analysis of PDEs and several complex variables : in honor of Jorge Hounie's 75th birthday, Serra Negra, Brazil, July 31-August 4, 2023} }