[1]
Sabatino, P. 2005. Boundedness for Threefolds in P6 Containing a Smooth Ruled Surface as Hyperplane Section. Revista Matemática Complutense. 18, 2 (sep. 2005), 363–375. DOI:https://doi.org/10.5209/rev_REMA.2005.v18.n2.16680.