Maintainers for libptscotch-dev are Debian Science Maintainers <debian-science-maintainers@lists.alioth.debian.org>.
You may want to refer to the following packages that are part of the same source: libptscotch-6.0, libptscotch-6.1, libptscotch-7.0, libscotch-6.0, libscotch-6.1, libscotch-7.0, libscotch-dev, libscotchmetis-dev, libscotchparmetis-dev, ptscotch, scotch.
You might like to refer to the libptscotch-dev package page, to the Package Tracking System, or to the source package src:scotch's bug page.
If you find a bug not listed here, please report it.