Garg, D., Efimov, V., Giltrow, M., McClintock, P., & Skrbek, L. (2012). Mutual interactions between objects oscillating in isotopically pure superfluid ⁴He in the T → 0 limit. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, 38(11), 1300–1305. https://doi.org/10.1063/1.4765091