@unpublished{185_PREPRINT,
 Author = {Ronny Bergmann and Roland Herzog and Juli\'{a}n Ortiz L\'{o}pez and Anton Schiela},
 Note = {Preprint SPP1962-185},
 Title = {First- and Second-Order Analysis for Optimization Problems with Manifold-Valued Constraints},
 Month = {12},
 Year = {2021}}