N. Khuriyati, M. B. Fibriato, and D. A. Nugroho, “PENENTUAN KUALITAS BUAH NAGA (Hylocereus undatus) DENGAN METODE NON-DESTRUKTIF [Non-destructive Determination of Dragon Fruit (Hylocereus undatus) Quality]”, JTIHP, vol. 23, no. 2, pp. 65–74, Sep. 2018.