Approximate Analytical Solution for the Temperature Fields of a Circular Tunnel in Cold Regions
LAI Yuan-ming, YU Wen-bing, WU Zi-wang, He Ping, ZHANG Meng-xi
JOURNAL OF GLACIOLOGY AND GEOCRYOLOGY . 2001, (2): 126 -130 .  DOI: 10.7522/j.issn.1000-0240.2001.0023