Lin, Ching-Lung, Sei Nagayasu, and Jenn-Nan Wang. 2011. “Quantitative Uniqueness for the Power of Laplacian With Singular coefficients ”. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE 10 (3):513-31. https://doi.org/10.2422/2036-2145.2011.3.01.