APA-čujuhus (7. p.)

Leknes, S., Lee, M., Berna, C., Andersson, J., & Tracey, I. (2011). Relief as a reward: Hedonic and neural responses to safety from pain. Public Library of Science.

Chicago-čujuhus (17. p.)

Leknes, S., M. Lee, C. Berna, J. Andersson, juo I. Tracey. Relief as a Reward: Hedonic and Neural Responses to Safety from Pain. Public Library of Science, 2011.

MLA-čujuhus (9. p.)

Leknes, S., et al. Relief as a Reward: Hedonic and Neural Responses to Safety from Pain. Public Library of Science, 2011.

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