Patra, Sayan ;
Germann, M ;
Karr, J. Ph...
Patra , S , Germann , M , Karr , J P , Haidar , M , Hilico , L , Korobov , V I , Cozijn , F M J , Eikema , K S E , Ubachs , W & Koelemeij , J C J 2020 , ' Proton-electron mass ratio from laser spectroscopy of HD + at the part-per-trillion level ' , Science (New York, N.Y.) , vol. 369 , no. 6508 , pp. 1238-1241 . https://doi.org/10.1126/science.aba0453.
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2020