ON THE ANALYTIC SOLUTION OF CAUCHY S PROBLEM OF EQUATION (a/(at)-r)~L U=□U+f(z,t)
Wu Xiaoqing Jiang Maoze
西南石油大学学报(自然科学版) . 1984, (1): 61 -68 .  DOI: 10.3863/j.issn.1000-2634.1984.01.006