@article {li2024spectroscopy,
	title = {Spectroscopy of deeply bound orbitals in neutron-rich Ca isotopes},
	journal = {Physics Letters B},
	volume = {855},
	year = {2024},
	pages = {138828},
	publisher = {North-Holland},
	author = {Li, PJ and Lee, J. and Doornenbal, P and Chen, S. and Wang, S. and Obertelli, A and Chazono, Y and Holt, JD and Hu, BS and Ogata, K and others}
}
