References
- Engstrom, A. and Lindstrom, B. (1950) A method for the determination of the mass of extremely small biological objects. Biochim. et Biophys. Acta, 4, p. 351.
- Engstrom, A. and Lindstrom, B. (1951) The properties of fine-grained photographic emulsions used for microradiography. Acta radiol, 35, p. 33.
- Engstrom, A. and Luthy, H. (1950) The distribution of mass and lipids in the single nerve fiber. Exptl. Cell Res, 1, p. 81.
- Engstrom, A. and Weissbluth, M. (1951) Absorption of X-rays in inhomogeneous histo- and cytological samples. Exptl. Cell Res, 2, p. 711.
- Kirkpatrick, P. and Baez, A. V. (1948) Formation of optical images by X-rays. J. Opt. Soc. Am, 38, p. 766.