TY - Landsc. Archit. Front. A1 - Kongjian YU T1 - AL-ULA OASIS AND THE LOST CIVILIZATION Y1 - 2019-08-15 JF - Landscape Architecture Frontiers JO - Landsc. Archit. Front. SP - 4 EP - 9 VL - 7 IS - 4 UR - https://journal.hep.com.cn/laf N1 - 10.15302/J-LAF-1-010003 ER -