De lacunis Trinummi Plautinae prooemium / [Friedrich Ritschl]. In: . Jg.1848 (1848). Bonnae : Georgi, 1848, S. III-XII
Index scholarum quae, ..., in Universitate Fridericia Guilelmia Rhenana ... publice privatimque habebunturWS 1848/49De lacunis Trinummi Plautinae prooemium
Index scholarum quae, ..., in Universitate Fridericia Guilelmia Rhenana ... publice privatimque habebunturWS 1848/49De lacunis Trinummi Plautinae prooemium