[1] While still a student, Hauberg published poems, short stories and sketches in the periodical Vild Hvede and contributed articles to daily newspapers.
Much more successful was Syv Aaår for Lea, vividly based on how the loss of her own childhood led to alienation as she attended secondary school and encountered city life.
[1][4] It was published together with a moving postscript in poetic prose which she wrote on her deathbed, ending "Véd I hvor stille et Hjerte er naar det dør" (Do you know how quiet a heart is when it dies).
[3][7] An active member of the Danish Communist Party, in 1947 she helped to organize a writer's meeting in Finland together with participants from the Nordic countries and the Soviet Union.
[1][8] In his Danske Digtere i det 20. århundrede (Danish Poets of the 20th Century, 1980), her son Finn Hauberg Mortensen includes a chapter on her life.