1. Azizi, A., Talbi, M., Talbi, Mm, Derhem, A., Mayer, D.C.: The group $$\rm Gal(k_3^{(2)}/k)$$ for $$k={\mathbb{Q}}(\sqrt{-3},\sqrt{d})$$ of type $$(3,3)$$. Int. J. Number Theory 12(7), 1951–1986 (2016).
https://doi.org/10.1142/S1793042116501207
2. Besche, H.U., Eick, B., O’Brien, E.A.: The SmallGroups Library—a Library of Groups of Small Order, 2005, an accepted and refereed GAP package, available also in MAGMA (2005)
3. Blackburn, N.: On prime-power groups in which the derived group has two generators. Proc. Camb. Philos. Soc. 53, 19–27 (1957)
4. Gamble, G., Nickel, W., O’Brien, E.A.: ANUPQ—p-Quotient and p-Group Generation Algorithms, 2006, an accepted GAP package, available also in MAGMA (2006)
5. Hardy, K., Hudson, R.H., Richman, D., Williams, K.S., Holtz, N.M.: Calculation of the class numbers of imaginary cyclic quartic fields. Math. Comput. 49(180), 615–620 (1987)