美刊《加利福尼亚地质》1981年1月号刊登加州矿物地质局地震学计划负责人舍伯恩(R.W.Sherburne)撰写的题为《地震学计划》的文章,译载如下:引言1980年是加州矿物地质局(California Di-vision of Mines and Geology)成立100周年,也是该局研究地震学的10周年。1970年该局首先聘请了一名地震学家,此后,制定了一项地震学计划,并成立了由五位地震学家组成的地 The January 1981 issue of the American Journal of Geology of the Americas, published in an article entitled Seismological Program by RWSherburne, Head of the Seismological Program of the California Geological Bureau, is published as follows: Introduction 1980 is a California mineral The 100th anniversary of the founding of the California Di-vision of Mines and Geology is also the 10th anniversary of its study of seismology. In 1970, the council first hired a seismologist, then developed a seismological plan and set up by a group of five seismologists