@article{201712.0017,
	doi = {10.20944/preprints201712.0017.v1},
	url = {https://doi.org/10.20944/preprints201712.0017.v1},
	year = 2017,
	month = {December},
	publisher = {Preprints},
	author = {Shichen Liu and Lihui Lang and Shiwei Guan and Sergei Alexandrov and Yipan Zeng},
	title = {Investigation into Forming Limits of Multi-Layer Hybrid Sheets with different Materials in the Middle},
	journal = {Preprints}
}