Citations refer to the original publication, not to a Scieee localized version.
In processu iuris firmae super possesione. (n.d.). S.l. : s.n., 1601? https://idus.us.es/items/1ba053fe-34c9-42a4-8ba1-3ea2adf3d3d7
In processu iuris firmae super possesione. S.l. : s.n., 1601? https://idus.us.es/items/1ba053fe-34c9-42a4-8ba1-3ea2adf3d3d7.
In processu iuris firmae super possesione. S.l. : s.n., 1601?, n.d. https://idus.us.es/items/1ba053fe-34c9-42a4-8ba1-3ea2adf3d3d7.
In processu iuris firmae super possesione (no date) S.l. : s.n., 1601? Available at: https://idus.us.es/items/1ba053fe-34c9-42a4-8ba1-3ea2adf3d3d7.
“In processu iuris firmae super possesione,” S.l. : s.n., 1601?. [Online]. Available: https://idus.us.es/items/1ba053fe-34c9-42a4-8ba1-3ea2adf3d3d7
@misc{processu,
title = {In processu iuris firmae super possesione},
publisher = {S.l. : s.n., 1601?},
url = {https://idus.us.es/items/1ba053fe-34c9-42a4-8ba1-3ea2adf3d3d7}
}
The source metadata has no journal, volume or pages. Add them from the original publication if your citation needs them.