Lemaire, P., Wilhelm, K., Curdt, W., Schühle, U., Marsch, E., Poland, A. I., Jordan, S. D., Thomas, R. J., Hassler, D. M., Vial, J.-C., Kühne, M., Huber, M. C. E., Siegmund, O. H. W., Gabriel, A., Timothy, J. G., & Grewing, M. (1997). First results of the SUMER telescope and spectrometer on SOHO: II. Imagery and data management. Solar Physics, 170, 105-122.