答案1
完整的 bibtex 文件将是
@article{kok_20,
title={Investments in renewable and conventional energy: The role of operational flexibility},
author={K{\"o}k, A G{\"u}rhan and Shang, Kevin and Y{\"u}cel, {\c{S}}afak},
journal={Manufacturing \& Service Operations Management},
volume={22},
number={5},
pages={925--941},
year={2020},
publisher={INFORMS}
}
如果你不知道的话,Google Scholar 可以选择通过 cite 获取 BibTex 文件