Zahari, N., L. Gan, and X. Mao. “THE IMPACT OF ATMOSPHERIC STABILITY ON HELICAL WAKE BEHIND A ROTATING BLADE: THE PHYSICS OF HELICAL VORTEX CORE IN PHYSICAL SPACE. (PART 1)”. Journal of Mechanical Engineering and Technology (JMET), vol. 18, no. 1, June 2026, pp. 90-101, doi:10.54554/jmet.2026.18.01.010.