## Biblio
[[smith-n1992]]
[[reynolds-lange-meyers-styers2011eds]]
[[quintela2018a]]
[[kehoe2012p12]]
[[golab1991]]:104
## Topics
### Concepts
[[concept-cyclicality-and-duality]]
### Aetherial Gods
- There were two kinds of Proto-Indo-Iranian aetherial gods: a violent wind one and a calm atmospheric one. See more at [[pii-wind-god]].
### Time
- The Coligny Calendar: Lunar and intercalary months, each divided into lucky and unlucky halves, demarcated by the abbreviations mat "good" or anm "not good"