referenceCitation: @article{teppner_herwig_bienen_1996,  title = {Bienen und {Obstbaum}-{Bestäubung}},  volume = {65},  language = {de},  number = {5},  journal = {Obst Wein Garten},  author = {{Teppner, Herwig}},  year = {1996},  pages = {3--7}, }