id	keyword
aeer-399	physics
aeer-399	soviet
aeer-399	physicists
aeer-399	landau
aeer-399	gribov
aeer-399	moscow
aeer-399	work
aeer-399	science
aeer-399	gorelik
aeer-399	institute
aeer-399	time
aeer-399	leningrad
aeer-399	stalin
aeer-399	school
aeer-399	scientists
aeer-399	union