The main goal of the present article is the computation of the Heegaard Floer homology introduced by Ozsváth and Szabó for a family of plumbed rational homology 3–spheres. The main motivation is the study of the Seiberg–Witten type invariants of links of normal surface singularities.
"On the Ozsvath-Szabo invariant of negative definite plumbed 3-manifolds." Geom. Topol. 9 (2) 991 - 1042, 2005. https://doi.org/10.2140/gt.2005.9.991