Estimation of the on-site Coulomb potential and covalent state in La_{2}CuO_{4} by muon spin rotation and density functional theory calculations oleh Muhammad Redo Ramadhan, Budi Adiperdana, Irwan Ramli, Dita Puspita Sari, Anita Eka Putri, Utami Widyaiswari, Harison binti Rozak, Wan Nurfadhilah Zaharim, Azwar Manaf, Budhy Kurniawan, Mohamed Ismail Mohamed-Ibrahim, Shukri Sulaiman, Takayuki Kawamata, Tadashi Adachi, Yoji Koike, Isao Watanabe