1. Bakhru, H.: Phys. Rev.169, 889 (1968)
2. Bożek, E., Broda, R., Golczewski, J., Hrynkiewicz, A. Z., Styczeń, J., Kulessa, R., Waluś, W.: In: Contribution, Int. Conf. of Properties of Nucl. States, Montreal, Canada, August 25–30, 1969 Les Presses de l'Université de Montréal 1969, p. 107
3. Bożek, E., Golozewski, J., Hrynkiewicz, A. Z., Polok, G., Rybicka, M., Styczeń, B., Styczeń, J.: In: Angular correlations in nuclear disintegration (eds. H. v. Kragten and B. v. Nooijen). Groningen: Rotterdam University Press, Wolters Noordhoff Publishing, 1971
4. Sunyar, A. W., Gelletly, W., Mariscotti, M. A. J., Thieberger, P.: Bull. Am. Phys. Soc.14, 1203 (1969)
5. Bleck, J., Michaelsen, R., Ribbe, W., Zeitz, W.-D.: In: Hyperfine interactions in excited nuclei, p. 1195 (eds. G. Goldring and R. Kalish). New York: Gordon and Breach Science Publishers 1971