国外计算冻结或融化深度公式概述
刘铁良
A SUMMARIZATION OF FORMULAS OF CALCULATING FROZEN OR MELTED DEPTH ABROAD
Liu Tieliang
冰川冻土 . 1983, (2): 85 -95 .  DOI: 10.7522/j.issn.1000-0240.1983.0026