Man pages matching name gpasm in section 1:

gpasm.1.en	debian 10 / gputils
gpasm.1.fr	debian 10 / gputils
gpasm.1.en	debian 11 / gputils
gpasm.1.fr	debian 11 / gputils
gpasm.1.en	debian 12 / gputils
gpasm.1.fr	debian 12 / gputils