Themal Physical Chemical Characteristics of SiO2-PEG Xerogels
Sun Ji-Hong, Gong Yan-Jun, Fan Wen-Hao, Wu Dong, Sun Yu-Han
Acta Phys. -Chim. Sin. . 1999, (06): 517 -521 .  DOI: 10.3866/PKU.WHXB19990607