Gratz, Peter Aloys: Natalitia augustissimi ac potentissimi principis ac domini Friderici Guilelmi III. regis Borussorum optimi rel. rel. in alma universitate Rhenana publice [...] : Inest disquisitionum in Pastorem Hermae Partic. I. ; Indicantur simul quaestiones praemiis coronandae. Bonnae : Kupferberg, 1820