Ibiranga sisitemu:
• Imbaraga nyinshi, kugoreka ultra-hasi
• Ingano nto kandi byoroshye gutwara
Igice cya NdFeB
Igishushanyo mbonera cyo kwishyiriraho intego
• Uburyo bwiza bwo kuzamura
• Kwishyiriraho vuba
• Imikorere isumba iyindi