Citation: G. Stellmacher et E. Wiehr, Two-dimensional photometric analysis of emission lines in quiescent prominences, SOLAR PHYS, 196(2), 2000, pp. 357-367
Citation: G. Stellmacher et W. Reisser, The quantitative isolation of algae from soils. A suggestion for standardization, PEDOBIOLOG, 43(3), 1999, pp. 206-208