A Class of Compact Complex Manifolds with Negative Tangent Bundles. Bun Wong — 1984 Mathematische Zeitschrift
An estimate of the gap of the first two eigenvalues in the Schrödinger operator I. M. Singer; Bun Wong; Shing-Tung Yau; Stephen S.-T. Yau — 1985 Annali della Scuola Normale Superiore di Pisa - Classe di Scienze