There’s a short mention of the excavation of some Cham crematoriums. Details are lacking, as the excavation is ongoing.
Cham tomb artifacts excavated
Viet Nam News, 02 November 2010
Cham over graves or cremation?
An Ninh Thu Do, 01 November 2010
(In Vietnamese, translation here)
Vestiges of ancient Cham crematoria artefacts were excavated in the central province of Phu Yen Province.
More than 70 crematoriums were discovered at an excavation site near the Cai River, said archaeologist Nguyen Tien Dong, who heads the excavation team.
There is a longer story, with a photo at this website: http://www.antd.vn/Tianyon/Index.aspx?ArticleID=85619&ChannelID=8
You can use google translate to get an approximate idea of what it says!
Thanks! i’ve updated the post with the link.