Tham khảo Hassi

  1. ↑ Chemical Data. Hassium - Hs, Hội Hóa học Hoàng gia
  2. ↑ Oganessian, Yu. Ts.; Utyonkov, V. K.; Lobanov, Yu. V.; Abdullin, F. Sh.; Polyakov, A. N.; Shirokovsky, I. V.; Tsyganov, Yu. S.; Gulbekian, G. G.; Bogomolov, S. L. (2000). “Synthesis of superheavy nuclei in 48Ca+244Pu interactions” (PDF). Physics of Atomic Nuclei 63 (10): 1679–1687. Bibcode:2000PAN....63.1679O. doi:10.1134/1.1320137. 
  3. ↑ Barber, R. C.; Greenwood, N. N.; Hrynkiewicz, A. Z.; Jeannin, Y. P.; Lefort, M.; Sakai, M.; Ulehla, I.; Wapstra, A. P.; Wilkinson, D. H. (1993). “Discovery of the transfermium elements. Part II: Introduction to discovery profiles. Part III: Discovery profiles of the transfermium elements (Note: for Part I see Pure Appl. Chem., Vol. 63, No. 6, pp. 879-886, 1991)”. Pure and Applied Chemistry 65: 1757. doi:10.1351/pac199365081757. 
  4. ↑ “Names and symbols of transfermium elements (IUPAC Recommendations 1994)”. Pure and Applied Chemistry 66: 2419. 1994. doi:10.1351/pac199466122419. 
  5. ↑ “Names and symbols of transfermium elements (IUPAC Recommendations 1997)”. Pure and Applied Chemistry 69: 2471. 1997. doi:10.1351/pac199769122471.