@article{Pobell:1994,
	author = {F. Pobell},
	title = {Acoustic properties of glasses and polycrystals at very low temperatures
},
	publisher = {Physics-Uspekhi},
	year = {1994},
	journal = {Phys. Usp.},
	volume = {37},
	number = {12},
	pages = {1207-1209},
	url = {https://ufn.ru/en/articles/1994/12/m/},
	doi = {10.1070/PU1994v037n12ABEH001447}
}