NYT encyc. of film, 1984: index (Disaster films)

Beaver, F. Dict. of film terms, 1983 (disaster film)

Moving image materials: genre list (disaster drama)

Lopez, D. Films by genre, c1993 (Disaster Film (Catastrophe Film); disaster movies. In the disaster film proper, the disaster (earthquake, fire, volcanic eruption, air crash, shipwreck) is the core of the film. Disaster films examine human character and behavior in situations of extreme danger and stress. Two subgenres listed: Man-Made Disaster Films; Natural Disaster Films)

LCSH, May 1, 2007: (hdg.: Disaster films)

Films that feature a man-made or natural calamity that places people in imminent danger. For films that feature individuals or groups struggling for their lives in a harsh setting see Survival films.

Note under Survival films