Here are entered works on extraterrestrial beings who travel to Earth and interact with humans or animals. Works on humans or animals and aliens interacting on the alien's home world or elsewhere in outer space are entered under Human-alien encounters.
Here are entered works on interplanetary warfare, attacks on earth from outer space, and warfare among the nations of earth in outer space. Works on the military applications of space sciences are entered under Astronautics, Military.
Here are entered works on the interpretation of statutes and other laws. Works on the legislative process are entered under Legislation. Works on legislative enactments as a source of law, as distinct from constitutional law or from the law arising from judicial or administrative decisions are entered under Statutes. General works on law or legal systems as well as collections of statutes not limited to a specific topic are entered under Law with local subdivision, as appropriate. --subdivision Interpretation and construction under names of legal systems, special branches of law and specific legal topics, e.g. Canon law--Interpretation and construction; Criminal law--Interpretation and construction; Juristic acts--Interpretation and construction