<chr_abbr type="reg" class="sc" expan="Qua" cert="no">Q-alpha</chr_abbr> t lan. no<chr_var letter="s" var="long">∫</chr_var> a <chr_var letter="s" var="long">∫</chr_var>ou<chr_var letter="s" var="long">∫</chr_var><chr_abbr type="reg" class="sc" expan="tra" cert="no">t-alpha</chr_abbr>it 