Typology of smallholder’s pig production systems in South Kivu, Democratic Republic of Congo: Challenges and opportunities oleh Yannick Mugumaarhahama, Valence Bwana Mutwedu, Léonard Muzee Kazamwali, Arsène Ciza Mushagalusa, Fabrice Kwankanaba Bantuzeko, Serge Shakanye Ndjadi, Adrien Byamungu Ndeko, Nadège Cizungu Cirezi, Pascaline Ciza Azine, Rodrigue Basengere-Balthazar Ayagirwe