Tanjay, Lorlie. “Level of Implementation of PNP Oplan Double Barrel in the Province of Camarines Sur: Basis in Formulating a Holistic Rehabilitation Program for Drug Surrenderees”. JPAIR Multidisciplinary Research, vol. 40, no. 1, Mar. 2020, pp. 15-31, https://doi.org/10.7719/jpair.v40i1.769.