@misc{heisterkamp_identification_of_2001, 
author={Heisterkamp, I.},
title={Identification of Estrogen-like Acting Substances in Water Samples Utilising Bioassay-directed Chemical Analysis},
year={2001},
howpublished = {conference object: Berlin (D); 02.-04.04.2001},
note = {Online available at: \url{} (DOI). Heisterkamp, I.: Identification of Estrogen-like Acting Substances in Water Samples Utilising Bioassay-directed Chemical Analysis. Abstracts - Second Status Seminar, Endocrine Disrupters, ANA-2. Berlin (D), 2001.}}