Aiping Pang Hui Zhu Junjie Zhou Zhen He Jing Yang 0042 Robust H∞ Control for the Spacecraft with Flexible Appendages. 6652300:1-6652300:8 2020 2020 Complex. https://doi.org/10.1155/2020/6652300 db/journals/complexity/complexity2020.html#PangZZHY20