Authors: Ratz, H Schnell, H Rischer, M Eibl, HJ

Citation: H. Ratz et al., Separation and quantitation of alkylphosphocholines and analogues of different liposome formulations by HPTLC, J AOAC INT, 84(4), 2001, pp. 1277-1282

Authors: Ratz, H

Citation: H. Ratz, Movements by stoats (Mustela erminea) and ferrets (M-furo) through rank grass of yellow-eyed penguin (Megadyptes antipodes) breeding areas, NZ J ZOOLOG, 27(1), 2000, pp. 57-69

Authors: Rischer, M Adamczyk, M Ratz, H Hose, S Marchesan, M Paper, DH Franz, G Wolf-Heuss, E Engel, J

Citation: M. Rischer et al., Quantitative determination of the iridoid glycosides aucubin and catalpol in Plantago lanceolata L. extracts by HPTLC and HPLC, J PL CHROM, 11(5), 1998, pp. 374-378