"Daniel Kleppner". 2014 Franklin Institute Awards. Archived from the original on November 6, 2013. Retrieved November 6, 2013.
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Julia Steinberger (2004). Progress towards high precision measurements on ultracold metastable hydrogen and trapping deuterium (PhD thesis). Massachusetts Institute of Technology. hdl:1721.1/28649. OCLC655586822.
Julia Steinberger (2004). Progress towards high precision measurements on ultracold metastable hydrogen and trapping deuterium (PhD thesis). Massachusetts Institute of Technology. hdl:1721.1/28649. OCLC655586822.