by Tobias Heindel and Paweł Sobociński
Reference:
Tobias Heindel and Paweł Sobociński, Van Kampen colimits as bicolimits in Span, In Algebra and Coalgebra in Computer Science (Calco '09), Springer, no. 5728, pp. 335–349, 2009.
Bibtex Entry:
@string{lncs="LNCS"}
@INPROCEEDINGS{Heindel2009,
author = {Tobias Heindel and Pawe{\l} Soboci{\'{n}}ski},
title = {Van Kampen colimits as bicolimits in Span},
booktitle = {Algebra and Coalgebra in Computer Science (Calco '09)},
year = {2009},
number = {5728},
series = {LNCS},
pages = {335--349},
publisher = {Springer},
timestamp = {01.05.09},
url = {https://compose.ee/pawel/papers/vkbicolim.pdf}
}