https://link.springer.com/content/pdf/10.1007/BF00508150.pdf (Publisher version)
Apfelbach, R., Weiler, E., & Rehn, B. (1985). Is there a neural basis for olfactory food imprinting in ferrets? Die Naturwissenschaften, 72(2), 106-107. doi:10.1007/BF00508150.