Preparation and characteriztion of tungsten carbide from carbon of palm kernel shells

by Dasril, Ratna Sari Dewi
Published 2007

Review on RS technologies for seagrass mapping in tropical region

by Wiwin Ambarwulan, Ratna Sari Dewi, Widiatmaka
Published 2022

Synthesis and Characterization Fe/SiO2 as Catalyst Fischer-Tropsch Using Impregnation and Sol-Gel Method

by Ratna Sari, Dewi

ANALISIS KINERJA DAN STRATEGI PENGEMBANGAN AGROINDUSTRI HILIR KAKAO DI UNIT INDUSTRI PENGOLAHAN KAKAO KABUPATEN POSO PROVINSI SULAWESI TENGAH

by , RATNA SARI DEWI, SP, , Prof. Dr. Ir. Mochammad aksum, M.Sc.
Published 2011

Kaleidoscope Shirt / Anita Sofea Suppian ... [et al.]

by Suppian, Anita Sofea, Mohd Jafri, Aina Ridha, Ismail@Themail, Ratna Sari Dewi, Zaini, Nur Hasanah, Khamsan, Nur Qistina Hanim, Shamsol Khalil, Nur Adriana Qistina
Published 2021