Hazra, Dhiraj Kumar Primordial non-Gaussianity in the forest: 3D bispectrum of Lyman-α flux spectra along multiple lines of sight. [electronic resource] - Physical review letters Sep 2012 - 121301 p. digital Publication Type: Journal Article ISSN: 1079-7114 Standard No.: 10.1103/PhysRevLett.109.121301 doi