APA引文
Kustaanheimo, P. (1966). Linear Theory of gravitation without potential.
芝加哥风格引文
Kustaanheimo, Paul. Linear Theory of Gravitation Without Potential. Helsinki, 1966.
MLA引文
Kustaanheimo, Paul. Linear Theory of Gravitation Without Potential. 1966.
警告:这些引文格式不一定是100%准确.