Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.
APA4ort.xyz Knowledge Graph. (2026). On the ~ 7 year periodic signal in length of day from a frequency domain stepwise regression method. Retrieved May 24, 2026, from https://4ort.xyz/entity/on-the-7-year-periodic-signal-in-length-of-day-from-a-frequency-domain-stepwise-regression-method
MLA“On the ~ 7 year periodic signal in length of day from a frequency domain stepwise regression method.” 4ort.xyz Knowledge Graph, 4ort.xyz, 24 May. 2026, https://4ort.xyz/entity/on-the-7-year-periodic-signal-in-length-of-day-from-a-frequency-domain-stepwise-regression-method.
BibTeX@misc{4ortxyz_on-the-7-year-periodic-signal-in-length-of-day-from-a-frequency-domain-stepwise-regression-method_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{On the ~ 7 year periodic signal in length of day from a frequency domain stepwise regression method}}, year = {2026}, url = {https://4ort.xyz/entity/on-the-7-year-periodic-signal-in-length-of-day-from-a-frequency-domain-stepwise-regression-method}, note = {Accessed: 2026-05-24}}
LLM promptAccording to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): On the ~ 7 year periodic signal in length of day from a frequency domain stepwise regression method — https://4ort.xyz/entity/on-the-7-year-periodic-signal-in-length-of-day-from-a-frequency-domain-stepwise-regression-method (retrieved 2026-05-24)
