Eliana Indrakusuma, - and Soegiarto Soehardjo, - and Rustiadji, - (1990) Ameloblastoma. Laporan Penelitian. Lembaga Penelitian Universitas Airlangga. (Unpublished)

Andy Wijaya, - (1990) Argentafinoma (Tumor Karsinoid). Laporan Penelitian. Lembaga Penelitian Universitas Airlangga. (Unpublished)

Erwin Tawan, - and H.R. Haryogya Sandi, - (1990) Radioterapi Melanoma Maligna Pada Kulit. Laporan Penelitian. Fakultas Kedokteran. (Unpublished)

Yona Soewandi, - and Moch. Soebagyo Singgih, - (1990) Osteitis Deformans. Laporan Penelitian. Fakultas Kedokteran. (Unpublished)