Christmann, Jakob: Observationum solarium libri tres. In quibus explicatur verus motus solis in zodiaco: & universa doctrina triangulorum, ad rationes apparent…, Basel, 1601
Observationum solarium libri tres. In quibus explicatur verus motus solis in zodiaco: & universa doctrina triangulorum, ad rationes apparentium coelestium accommodatur