%0 Journal Article %T An $\protect \text{HP}^2$-bundle over $\protect \text{S}^4$ with nontrivial Â-genus %J Comptes Rendus. Mathématique %D 2021 %P 149-154 %V 359 %N 2 %I Académie des sciences, Paris %U https://doi.org/10.5802/crmath.156 %R 10.5802/crmath.156 %G en %F CRMATH_2021__359_2_149_0