1. Anderson, M., & Martin, S. F. 2005, in Large-scale Structures and their Role in Solar Activity, eds. K. Sankarasubramanian, M. Penn, & A. Pevtsov, ASP Conf. Ser., 346, 201
2. Amplitude and orientation of prominence magnetic fields from constant-αmagnetohydrostatic models
3. Near-infrared spectropolarimetry of aδ-spot
4. Beckers, J. M. 1964, Ph.D. Thesis, Sacramento Peak Observatory, USA