APA (7th ed.) Citation

Soekarta, R., & Ku-Mahamud, K. R. Recent Facial Image Preprocessing Techniques: A Review. MDPI AG.

Chicago Style (17th ed.) Citation

Soekarta, Rendra, and Ku Ruhana Ku-Mahamud. Recent Facial Image Preprocessing Techniques: A Review. MDPI AG.

MLA (9th ed.) Citation

Soekarta, Rendra, and Ku Ruhana Ku-Mahamud. Recent Facial Image Preprocessing Techniques: A Review. MDPI AG.

Warning: These citations may not always be 100% accurate.