Maintainers for dolfin-bin are Debian Science Team <debian-science-maintainers@lists.alioth.debian.org>.
You may want to refer to the following packages that are part of the same source: dolfin-doc, libdolfin-dev, libdolfin-dev-common, libdolfin2018.1, libdolfin2019.2, libdolfin2019.2gcc13, libdolfin64-2019.2, libdolfin64-2019.2gcc13, libdolfin64-dev, python-dolfin, python3-dolfin, python3-dolfin-real, python3-dolfin64-real.
You might like to refer to the dolfin-bin package page, to the Package Tracking System, or to the source package src:dolfin's bug page.
If you find a bug not listed here, please report it.