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Start Over You searched for: Data source Crossref Remove constraint Data source: Crossref Reporting date 1990 to 1999 Remove constraint Reporting date: <span class="from" data-blrl-begin="1990">1990</span> to <span class="to" data-blrl-end="1999">1999</span>

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7. Laser spectroscopy of the Lamb shift in muonic hydrogen

10. Interaction of antiprotonic helium atoms with H-2 molecules