Material biologis mampu luruh alami fe mn c berstruktur busa diproduksi melalui metalurgi serbuk ferromangan besi karbon dan kalium karbonat dengan proses sinter dekomposisi = Degradable biomaterial based on fe mn c foam produced by powder metallurgy process of ferromanganese iron carbon and potassium carbonate with sinter decomposition process / Almira Larasati - Almira Larasati, author (2014)