@article{parmeggiani:hal-01145206,
TITLE = {Semiclassical hypoelliptic estimates with a loss of many derivatives},
AUTHOR = {Parmeggiani, Alberto and Pravda-Starov, Karel},
URL = {https://hal.science/hal-01145206},
JOURNAL = {Revista Matem{\'a}tica Iberoamericana},
PUBLISHER = {European Mathematical Society},
VOLUME = {30},
NUMBER = {4},
PAGES = {1439-1478},
YEAR = {2015},
DOI = {10.4171/RMI/821},
KEYWORDS = {resolvent estimates ; doubly characteristic pseudodifferential operators ; hypoellipticity with a loss of many derivatives ; Grushin-reduction method},
HAL_ID = {hal-01145206},
HAL_VERSION = {v1},
}