APA (7th ed.) Citation

Hui-li, Y., Yue-jiao, Z., & Sheng-nan, H. Almost Periodic Solutions on a Class Secondorder Differential Equations with Piecewise Constant Argument. Harbin University of Science and Technology Publications.

Chicago Style (17th ed.) Citation

Hui-li, YAO, ZHANG Yue-jiao, and HOU Sheng-nan. Almost Periodic Solutions on a Class Secondorder Differential Equations with Piecewise Constant Argument. Harbin University of Science and Technology Publications.

MLA (9th ed.) Citation

Hui-li, YAO, et al. Almost Periodic Solutions on a Class Secondorder Differential Equations with Piecewise Constant Argument. Harbin University of Science and Technology Publications.