Zachariassen, K. E., and H. T. Hammel. 1976. Nucleating agents in the haemolymph of insects tolerant to freezing. Nature 262:285-287.
Zachariassen, K. E., and H. T. Hammel. 1976. Nucleating agents in the haemolymph of insects tolerant to freezing. Nature 262:285-287.