@book{Maestlin2007,
  author    = {Michael M{\"a}stlin},
  title     = {[Defensio alterius sui examinis, quo ex ipsis fundamentis demonstraverat quod Gregorianum Novum Kalendarium] M. Michaelis M{\ae}stlini Gœppingensis, in Tubingensi Academia Mathematici Defensio alterivs svi examinis, qvo ex ipsis fundamentis demonstraverat qvod Gregorianum Nouum Kalendarium ... totum fit vitiosum Adversus Cvivsdam Antonii Possevini Iesuit{\ae} ... ilusiones},
  year      = {2007},
}