Schirach, Gottlob Benedikt von: Clavis Poetarvm Classicorvm Pars ... Sive Index Philologico-Criticvs ... : . Sive Index Philologico-Criticvs In Ovidivm Et Virgilivm, Minori Forma In Orphanotropheo Halensi Impressos / Avctore Gottlob Benedicto Schirach. Halae. Halae : Orphanotropheum, 1769