You can place your sliders into articles by the Insert LayerSlider button, or simply by shortcodes. You can find the shortcode for each slider in the slider list page next to the slider names in the list view. To insert the slider, edit an article and insert its shortcode into the text editor or simple press the button, and select the suitable slider from the list.

Insert LS button
Article editor view with Insert Layer Slider button

Insert LS popup
Insert Layer Slider popup