李充宁. (1998, January). 摆线针齿行星传动轮齿的相对运动及滑动系数. Jixie chuandong.
Chicago Style (17th ed.) Citation李充宁. "摆线针齿行星传动轮齿的相对运动及滑动系数." Jixie Chuandong Jan. 1998.
MLA (9th ed.) Citation李充宁. "摆线针齿行星传动轮齿的相对运动及滑动系数." Jixie Chuandong, Jan. 1998.
Warning: These citations may not always be 100% accurate.