De Dubitatione Rationali : Dissertatio Philosophica, Quam Praeside M. / Carolo Gottlieb Straussio [...] MDCCLXXXIII. A. D. V. Augusti [...] Defendet Ioannes Fridericus Oyer [...]. - Oyer, Johannes Fridericus (czynny 1779) (Typis Dan. Ludov. Wedel [...], 1783)