00294nas a2200109 4500008004100000245002500041210002300066300001400089490000700103100001700110856005700127 1971 eng d00aA Lollard Quaternion0 aLollard Quaternion a451–4650 v221 aHudson, Anne uhttp://www.scripta-bulgarica.eu/bg/biblio/hudson1971