Chandresh Kheni, and Mohini Desai. “Edge Harmonic Mean Cordial Labeling of Some Cycle Related Graphs”. Revista Electronica de Veterinaria 25, no. 2 (August 26, 2024): 2196-2209. Accessed September 11, 2025. https://www.veterinaria.org/index.php/REDVET/article/view/2151.