砼收缩与徐变的实用数学表达式
龚洛书,惠满印,杨蓓
Practical Mathematical Expressions for Creep and Shrinkage of Concrete
Gong Lueshu, Hui manyin, Yang bei (Institute of Concrete, China Academy of Building Research)
建筑结构学报 . 1988, (05): 37 -42 .