Bandara, L., M. Nursultanov, and J. Rowlett. “Eigenvalue Asymptotics for Weighted Laplace Equations on Rough Riemannian Manifolds With Boundary”. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, vol. 22, no. 4, Dec. 2021, pp. 1843-78, doi:10.2422/2036-2145.201902_003.