全瓷材料的透明度及不同背景下色度学变化的实验研究
周叶青 顾新华
Experimental study on the transparency of different all-ceramic materials and their color changes under different backgrounds 
Zhou Yeqing, Gu Xinhua
华西口腔医学杂志 . 2014, (4): 409 -412 .  DOI: 10.7518/hxkq.2014.04.021