Ratna Noviani
http://sinta.ristekdikti.go.id/authors/detail?id=6001968&view=overview
[SINTA ID : 6001968] Universitas Gadjah Mada, Indonesia
https://scholar.google.co.id/citations?user=Ncv5xngAAAAJ&hl=id&oi=sra
Ratna Noviani
http://sinta.ristekdikti.go.id/authors/detail?id=6001968&view=overview
[SINTA ID : 6001968] Universitas Gadjah Mada, Indonesia
https://scholar.google.co.id/citations?user=Ncv5xngAAAAJ&hl=id&oi=sra