Zebua, E.L.W., Adelina, R., Nasution, M.N.H., Amnah, R., Harahap, S.W. and Siregar, E.A. 2025. Dormancy Breaking of Soursop (Annona muricata L.) Seeds Through Soaking in Onion Extract Hormones. International Journal of Natural Science Studies and Development (IJOSS). 2, 2 (Jul. 2025), 171–176. DOI:https://doi.org/10.55299/ijoss.v2i2.24.