@misc{indiciae3bbc9f787843, title = {Large-scale morphological changes in the Hapi region on Comet 67P/C-G}, author = {Rodrigo, Rafa and Rickman, Hans and Lamy, Philippe and Koschny, Detlef and Uwe Keller, Horst and Gulkis, Samuel and Barbieri, Cesare and Sierks, Holger and Hofstadter, Mark and Schloerb, Pete and von Allmen, Paul and Lee, Seungwon and Davidsson, Bjorn J.R.}, year = {2017}, url = {https://ntrs.nasa.gov/citations/20210007796}, note = {Source identifier: 20210007796} }