Xu, X.;                     Tang, J.;                     Zhang, X.;                     Liu, X.;                     Zhang, H.;                     Qiu, Y.    
        Exploring Techniques for Vision Based Human Activity Recognition: Methods, Systems, and Evaluation. Sensors 2013, 13, 1635-1650.
    https://doi.org/10.3390/s130201635
    AMA Style
    
                                Xu X,                                 Tang J,                                 Zhang X,                                 Liu X,                                 Zhang H,                                 Qiu Y.        
                Exploring Techniques for Vision Based Human Activity Recognition: Methods, Systems, and Evaluation. Sensors. 2013; 13(2):1635-1650.
        https://doi.org/10.3390/s130201635
    
    Chicago/Turabian Style
    
                                Xu, Xin,                                 Jinshan Tang,                                 Xiaolong Zhang,                                 Xiaoming Liu,                                 Hong Zhang,                                 and Yimin Qiu.        
                2013. "Exploring Techniques for Vision Based Human Activity Recognition: Methods, Systems, and Evaluation" Sensors 13, no. 2: 1635-1650.
        https://doi.org/10.3390/s130201635
    
    APA Style
    
                                Xu, X.,                                 Tang, J.,                                 Zhang, X.,                                 Liu, X.,                                 Zhang, H.,                                 & Qiu, Y.        
        
        (2013). Exploring Techniques for Vision Based Human Activity Recognition: Methods, Systems, and Evaluation. Sensors, 13(2), 1635-1650.
        https://doi.org/10.3390/s130201635