<chr_abbr type="reg" class="dc" expan="Pri" cert="no">P-vbar</chr_abbr> <chr_var letter="s" var="long">∫</chr_var>on <chr_abbr type="reg" class="sc" expan="qua" cert="no">q-alpha</chr_abbr>t iete<chr_var letter="s" var="long">∫</chr_var>em<chr_abbr type="reg" class="dc" expan="er" cert="no">[apost]</chr_abbr>orai 