There are publications on social wasps (Vespidae) which probably cover Vespa crabro in some detail, just not a specific tome for the species.

Social wasps, Edwards, R. , Their biology and control., 1980, East Grinstead, (1980)

There are also these papers:

Observations on the life cycle and behaviour of the hornet Vespa crabro L. (Hym., Vespidae) in Gloucestershire, Pawlyszyn, B. , Entomologist’s Monthly Magazine, 1994, Volume 130, p.159-163, (1994)

Nest relocation in the British hornet Vespa crabro gribodoi Bequaert (Hym., Vespidae), Pawlyszyn, B. , Entomologist’s Monthly Magazine, 1992, Volume 128, p.203-205, (1992)

Observations on the foraging habits of the hornet, Vespa crabro L. (Hym., Vespidae), Bunn, D. S. , Entomologist’s Monthly Magazine, 1988, Volume 124, p.187-193, (1988)