<record>
<controlfield tag="001">1698</controlfield>
<datafield tag="653" ind1="1" ind2=" ">
<subfield code="a">B0-B0bar mixing</subfield>
</datafield>
<datafield tag="653" ind1="1" ind2=" ">
<subfield code="a">time-dependent CP violation</subfield>
</datafield>
</record>