Heavy quark vacuum polarization: first two moments of the ${\mathcal{O}}(\alpha_s^3 n_f^2)$ contribution
- 1 April 2005
- journal article
- Published by Springer Nature in The European Physical Journal C
- Vol. 40 (3) , 361-366
- https://doi.org/10.1140/epjc/s2005-02151-y
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