[1] .Masran T C, Pocock S A J. The classification of plant-derived particulate organic matter in sedimentary rock. In: Organic matu-ration studies and fossil fuel exploration. Lond on: Academic Press, 1981. 147~157
[2] .Staplin F L, Dow W G. How possess maturation and paleotem-peratures. Society of economic paleotologists and mineralogists: Short course Number 7, 1982
[3] .王开发, 吴国暄. 中国东部第三系含油盆地的孢粉相与孢粉颜色研究. 上海: 同济大学出版社 , 1989
[4] .闫存凤, 黄杏珍, 王随继. 泌阳凹陷核桃园组湖相碳酸盐岩系藻类组合及古环境. 沉积学报, 1996, 14(增刊): 57~62