Nowell, D., & Dini, D. (2003). Stress gradient effects in fretting fatigue.
芝加哥风格引文Nowell, D., 与 D. Dini. Stress Gradient Effects in Fretting Fatigue. 2003.
MLA引文Nowell, D., 与 D. Dini. Stress Gradient Effects in Fretting Fatigue. 2003.
警告：这些引文格式不一定是100％准确.