<chr_abbr type="reg" class="dc" expan="Qui" cert="no">Q-vbar</chr_abbr> dai<chr_var letter="s" var="long">∫</chr_var><chr_var letter="s" var="long">∫</chr_var>e <chr_abbr type="reg" class="dc" expan="que" cert="no">q-hbar</chr_abbr> cefu<chr_var letter="s" var="long">∫</chr_var>t <chr_abbr type="reg" class="dc" expan="" cert="no">m-hbar</chr_abbr>conge 