Green Hydrogen: a Strategic Energy Vector for Achieving Net-zero Emissions by 2050Pawan Kumar Pathak & Anil Kumar Yadav & Innocent KamwaPDF
英灵殿中没有胜者 No victory in Valhalla : 101师506团3营从巴斯托涅到贝希特斯加登 Ying ling dian zhong mei you sheng zhe No victory in Valhalla : 101 shi 506 tuan 3 ying cong ba si tuo nie dao bei xi te si jia de(英)伊恩·加德纳(Ian Gardner)著2016PDF