Lübbert, Eduard: Edvardi Lvebberti commentatio de Pindaro Clisthenis Sicyonii institvtorvm censore. . In: . Vol.1884 (1884), page318
 

Index scholarum quae, ..., in Universitate Fridericia Guilelmia Rhenana ... publice privatimque habebunturSS 1884Edvardi Lvebberti commentatio de Pindaro Clisthenis Sicyonii institvtorvm censore