“The Effect of Storage Duration and Invigoration Treatment on Viability of Cocoa (Theobroma cacao L.) Seeds: Pengaruh Lama Penyimpanan dan Perlakuan Invigorasi terhadap Viabilitas Benih Kakao (Theobroma cacao L.)” (2016) Nabatia, 4(2), pp. 109–117. doi:10.21070/nabatia.v4i2.304.