APA Citation

Sibelius, P. (1990). Natural contradictions and the concept of action in mechanics. Acta Academiae Aboensis : Ser. B 50,2.

Chicago Style Citation

Sibelius, Patrick. "Natural Contradictions and the Concept of Action in Mechanics." Acta Academiae Aboensis : Ser. B 50,2 1990.

MLA Citation

Sibelius, Patrick. "Natural Contradictions and the Concept of Action in Mechanics." Acta Academiae Aboensis : Ser. B 50,2 1990.

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