Engineering topics
Publications and source records attributed to Yuan, C..
Statistical space velocity distributions, gravitation field strength and vertex deviation for nearby young stars, using density wave theory of galactic spirals
Large scale magnetic field and spiral shock pattern of Galaxy, using density-wave theory
Density wave theory and spiral gravitational field effects in migrating stars orbits and origins in Milky Way spiral arm, using Schmidt model
Density wave theory of galactic spirals, discussing hydrogen distribution, young star distribution, stellar migration, magnetic field structure, density waves in stellar formation, etc