Gamboa-Rosales, N.K.;                     Celaya-Padilla, J.M.;                     Hernandez-Gutierrez, A.L.;                     Moreno-Baez, A.;                     Galván-Tejada, C.E.;                     Galván-Tejada, J.I.;                     González-Fernández, E.;                     Gamboa-Rosales, H.;                     López-Robles, J.R.    
        Visualizing the Intellectual Structure and Evolution of Intelligent Transportation Systems: A Systematic Analysis of Research Themes and Trends. Sustainability 2020, 12, 8759.
    https://doi.org/10.3390/su12218759
    AMA Style
    
                                Gamboa-Rosales NK,                                 Celaya-Padilla JM,                                 Hernandez-Gutierrez AL,                                 Moreno-Baez A,                                 Galván-Tejada CE,                                 Galván-Tejada JI,                                 González-Fernández E,                                 Gamboa-Rosales H,                                 López-Robles JR.        
                Visualizing the Intellectual Structure and Evolution of Intelligent Transportation Systems: A Systematic Analysis of Research Themes and Trends. Sustainability. 2020; 12(21):8759.
        https://doi.org/10.3390/su12218759
    
    Chicago/Turabian Style
    
                                Gamboa-Rosales, Nadia Karina,                                 José MarÃa Celaya-Padilla,                                 Ana Luisa Hernandez-Gutierrez,                                 Arturo Moreno-Baez,                                 Carlos E. Galván-Tejada,                                 Jorge I. Galván-Tejada,                                 Edgar González-Fernández,                                 Hamurabi Gamboa-Rosales,                                 and José Ricardo López-Robles.        
                2020. "Visualizing the Intellectual Structure and Evolution of Intelligent Transportation Systems: A Systematic Analysis of Research Themes and Trends" Sustainability 12, no. 21: 8759.
        https://doi.org/10.3390/su12218759
    
    APA Style
    
                                Gamboa-Rosales, N. K.,                                 Celaya-Padilla, J. M.,                                 Hernandez-Gutierrez, A. L.,                                 Moreno-Baez, A.,                                 Galván-Tejada, C. E.,                                 Galván-Tejada, J. I.,                                 González-Fernández, E.,                                 Gamboa-Rosales, H.,                                 & López-Robles, J. R.        
        
        (2020). Visualizing the Intellectual Structure and Evolution of Intelligent Transportation Systems: A Systematic Analysis of Research Themes and Trends. Sustainability, 12(21), 8759.
        https://doi.org/10.3390/su12218759