MACHÁČKOVÁ, I., SERGEEVA, L.I., KONSTANTINOVA, T.N., GOLYANOVSKAYA, S.A., AKSENOVA, N.P. Levels, distribution and metabolism of auxin and cytokinins in potato plants grown in vitro under red and blue light. In: Photomorphogenesis in plants Tirrenia. Pisa, 1993, s. 11-15.