APA (7th ed.) Citation

Niskanen, E. (1953). Some remarks on the geoidal undulations and the theory of plasticity.

Chicago Style (17th ed.) Citation

Niskanen, Erkki. Some Remarks on the Geoidal Undulations and the Theory of Plasticity. Helsinki, 1953.

MLA (9th ed.) Citation

Niskanen, Erkki. Some Remarks on the Geoidal Undulations and the Theory of Plasticity. 1953.

Warning: These citations may not always be 100% accurate.