Bleicher, Konrad H., Matthias Nettekoven, Jens-Uwe Peters, and René Wyler. “Lead Generation: Sowing the Seeds for Future Success”. CHIMIA 58, no. 9 (September 1, 2004): 588. Accessed November 25, 2024. https://www.chimia.ch/chimia/article/view/2004_588.