Naji, Jdaba, Algouti Ahmed, Aydda Ali, Hadach Fatiha, Wakass Salma, Majdouli Kaouthar, Lamrani Khadija, Lakhlili Mohamed, Nidsaid Zaina, and Benelhamdi Sabah. 2023. “Trace Fossils of the Maastrichtian Phosphate Series of the Agadir Basin, Western High Atlas, Morocco”. International Journal of Advanced Natural Sciences and Engineering Researches (IJANSER) 7 (11):139-43. https://doi.org/10.59287/as-ijanser.576.