Ngo, Z., C. J. Cancino, J. C. Dy, B. Uy, R. J. Tan Ai, and R. Concepcion II. “CNC Milling and CO2 Laser Engraving of Mixing Microchannels in Microfluidic Devices”. Applied Science and Engineering Progress, vol. 19, no. 2, Apr. 2026, p. 7923, doi:10.14416/j.asep.2025.10.001.