Pre-Mamom Pottery Variation and the Preclassic Origins of the Lowland Maya by Debra S. Walker English | 2023 | ISBN: 1646423194 | 671 Pages | PDF | 10 MB
Michael Z. Hou, "Clean Energy Systems in the Subsurface: Production, Storage and Conversion: Proceedings of the 3rd Sino-German Conferenc" English | ISBN: 364237848X | 2013 | 488 pages | PDF | 34 MB