Citation: K. Schledzewski et Rr. Mendel, QUANTITATIVE TRANSIENT GENE-EXPRESSION - COMPARISON OF THE PROMOTERS FOR MAIZE POLYUBIQUITIN1, RICE ACTIN1, MAIZE-DERIVED EMU AND CAMV 35S IN CELLS OF BARLEY, MAIZE AND TOBACCO, Transgenic research, 3(4), 1994, pp. 249-255