V.A. Mikheev, P.G. Noonan, A.J. Adams, R.W. Bateman, and T.J. Foster, A completely self-contained cryogen-free dilution refrigerator, the TritonDR^TM: Техника свеpхнизких темпеpатуp, Low Temp. Phys. 34, (2008) [Fiz. Nizk. Temp. 34, 504-508, (2008)] DOI: https://doi.org/10.1063/1.2911663.