H. Opolka

Articles in Scholarly Journals [Incomplete List]

1. Invariants of number fields related to central embedding problems
   International Journal of Mathematics and Mathematical Sciences, vol. 13, no. 1, pp. 199–200, 1990
2. Norms in finite galois extensions of the rationals
   International Journal of Mathematics and Mathematical Sciences, vol. 13, no. 4, pp. 811–812, 1990