# Petrochemical and Sr isotopic studies of lavas and xenoliths from Tongariro volcanic centre : implications for crustal contamination of calc-alkaline magmas

> 1985 doctoral thesis by Ian J Graham at Victoria University of Wellington

**Wikidata**: [Q112846979](https://www.wikidata.org/wiki/Q112846979)  
**Source**: https://4ort.xyz/entity/petrochemical-and-sr-isotopic-studies-of-lavas-and-xenoliths-from-tongariro-volcanic-centre-implications-for-crustal-contamination-of-calc-alkaline-magmas


## References

1. [Source](https://doi.org/10.26686/wgtn.16945633)
2. [Source](https://doi.org/10.26686/wgtn.16945633.v1)