TY - GENERIC DO - 10.20944/preprints202303.0108.v1 UR - http://dx.doi.org/10.20944/preprints202303.0108.v1 TI - Characterization of Excavated Silver Alloy (Billon) Coins from Amheida, Dakhla Oasis, Egypt T2 - Preprints AU - El-Gohary, Mohamed A. AU - Rifai, Mai M AU - Hussein, Mahmoud PY - 2023 DA - 2023/03/06 PB - Preprints