1. A. W. Hetherington and S. W. Ranson, Proc. Soc. Exp. Biol. (N.Y.),41, 465?466 (1939).
2. A. W. Hetherington and S. W. Ranson, J. Comp. Neurol.,76, 475?499 (1942).
3. J. R. Brobeck, J. Tepperman, and C. N. H. Long, Yale J. Biol. Med.,15, 831?853 (1943).
4. M. Palkovits, Z. Micr.-Anat. Forsch.,67, 343?355 (1961).
5. Ya. E. Khesin, Nuclear Dimensions and the Functional State of Cells [in Russian], Moscow (1967).