APA-čujuhus (7. p.)

Kirwan, F., & Penington, G. (2020). Morse theory without nondegeneracy. University of Oxford.

Chicago-čujuhus (17. p.)

Kirwan, F., juo G. Penington. Morse Theory Without Nondegeneracy. University of Oxford, 2020.

MLA-čujuhus (9. p.)

Kirwan, F., juo G. Penington. Morse Theory Without Nondegeneracy. University of Oxford, 2020.

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