L. Hellwig

Synthesis of phthalideisoquinolines from 3-halophthamdes and 3,4-dihydroisoquinolinium salts

D. Maclean, Clarke E. Slemon, L. Hellwig, 1981 .

Handbook of derivatization reactions for HPLC

G. Lunn, L. Hellwig, 1998 .

Degradation and disposal of some antineoplastic drugs.

Eric B. Sansone, G. Lunn, A. W. Andrews, 1989, Journal of pharmaceutical sciences.

Development of the corn rootworm in peat and vermiculite.

J. Teodoro, A. P. S. A. D. Rosa, L. Hellwig, 2015 .

Damage caused by corn rootworm in corn field conditions.

M. V. Fipke, A. P. S. A. D. Rosa, L. Hellwig, 2017 .