Proceedings of the International Symposium on Biostratigraphy of Mainland Southeast Asia:  facies & paleontology, 31 Jan.-5 Feb. , 1993, Chiang Mai / 
edited by T. Thanasuthipitak. 
 - Chiang Mai:  Dept. of Geological Sciences, Faculty of Science,  1993. 
 - 2v. ;  32 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology, Stratigraphic--Congresses.<br/>Paleontology, Stratigraphic--Congresses.