Analysis of heavy metal pollution of chromium (Cr) and nickel (Ni) in soil at Putri Cempo Landfill, Indonesia
Siti Rachmawati, Hashfi Hawali Abdul Matin, Atikah Khoiriyah Azzam, Dio Meilana Arifiandita, Furqon Darma Nurcahyo, Raymond Hamonangan Manullang and Raja Susatio