docs/conf.py | 1 1 + 0 - 0 !
1 file changed, 1 insertion(+)

 use debian mathjax instead of cdn in docs.

docs/conf.py | 4 2 + 2 - 0 !
1 file changed, 2 insertions(+), 2 deletions(-)

 use local intersphinx inventories since no network during build.

docs/conf.py | 2 2 + 0 - 0 !
docs/references.rst | 2 1 + 1 - 0 !
2 files changed, 3 insertions(+), 1 deletion(-)

 fix citation warnings.
 Fix one "citation not found" warning due to a typo and suppress the remaining
 "citation is not referenced" warnings.