Voprosy kolichestvennoĭ ot︠s︡enki seĭsmicheskoĭ opasnosti /
Erickson, John,1929-2002,former owner.StEdNL
Erickson, Ljubica,former owner.StEdNL
Riznichenko, I︠U︡. V.
Mezhduvedomstvennyĭ sovet po seĭsmologii i seĭsmostoĭkomu stroitelʹstvu.
Moskva : Nauka,
1975.
At head of title: Akademii︠a︡ nauk SSSR.  Mezhduvedomstvennyĭ   sovet po seĭsmologii i seĭsmostoĭkomu stroitelʹstvu.
Includes bibliographies.
John and Ljubica Erickson collection.
Earthquake prediction.
Earthquake intensity.