Perempuan petani kopi, reproduksi sosial dan sistem produksi dalam pengelolaan kebun kopi: studi kasus perempuan petani kopi anggota Kelompok Wanita Tani Jaya di Desa Tribudisyukur, Kecamatan Kebun Tebu, Kabupaten Lampung Barat, Provinsi Lampung = Women coffee farmers, social reproduction and production systems in coffee plantation management: case study of women coffee farmers, members of the Jaya Women Farmers Group in Tribudisyukur Village, Kebun Tebu District, West Lampung Regency, Lampung Prov