Ondek, B., Herr, W. (March 1991) Stable growth of simian virus 40 recombinants containing multimerized enhancers. J Virol, 65 (3). pp. 1596-9. ISSN 0022-538X (Print)0022-538X (Linking)
Ondek, B., Gloss, L., Herr, W. (April 1988) Sv-40 Enhancer Elements Are Composed on Interchangeable Subunits. Journal of Cellular Biochemistry , 38 (S12D). p. 217. ISSN 0733-1959