00340nas a2200109   4500008004100000245005400041210004700095300001400142490000700156100002200163856004500185       1977                        eng d00aOn the Derivational Pattern of the Bulgarian Verb0 aDerivational Pattern of the Bulgarian Verb  a378–3840 v211 aAllen, Robert, F.  uhttp://scripta-bulgarica.eu/en/node/4194