TY - GENERIC DO - 10.20944/preprints202311.1189.v2 UR - http://dx.doi.org/10.20944/preprints202311.1189.v2 TI - Petrographic and Mechanical Study of Aggregates from Central Chad: a case for Natural Selection of hard rocks T2 - Preprints AU - Al-hadj, Hamid Zagalo AU - Rochette, Pierre AU - Allafouza, Annour Birké PY - 2024 DA - 2024/01/02 PB - Preprints