A search for dust and molecular gas in enormous Lyα nebulae at z ≈ 2 Roberto Decarli, Fabrizio Arrigoni-Battaia, Joseph F. Hennawi, Fabian Walter, Jason X. Prochaska and Sebastiano Cantalupo A&A, 645 (2021) L3 Published online: 23 December 2020 DOI: 10.1051/0004-6361/202039814