A Global Formulation of the Condition for a Curve to Lie in a Sphere. Yung-Chow Wong — 1963 Monatshefte für Mathematik
Two Dimensional Linear Connexions with Zero Torsion and Recurrent Curvature. Yung-Chow Wong — 1964 Monatshefte für Mathematik
A New Curvature Theory for Surfaces in a Euclidean 4-Space. Yung-Chow Wong — 1952 Commentarii mathematici Helvetici
Projectively Flat Spaces with Recurrent Curvature. Kentaro Yano; Yung-Chow Wong — 1961 Commentarii mathematici Helvetici