Larry Niven: Children of Ringworld

The problem of its own structure is solved and the clashing inner path of the ecosystem has been dissolved, and new disasters are happening from outside. The far-away species of aliens who have been swarming with the Ring World, seeing and seeing a technology that cannot be measured. In the midst of the fierce war in the universe, their greedy claws finally lead to Ling World, and the ancient-resisted construction of Ringed and the new protector of Lingworld, and eternal alien Lewis Woods, who is a foreigner, the ring-world, with their best victory for the children... Ling World's past and present are fighting for the future!

Korean title: 링월드의 아이들

Korean author: 래리 니븐

Korean publisher: 새파란상상

ISBN-13: 9788963714431