“…These actions, in the context of exploration of scientific articles, include selecting elements, manipulating them, moving within the visualization environment, and reading the content of each document [39]. Generally, interaction with traditional scientific databases, whose interfaces are based on windows, icons, menus, and pointers, is deficient because only the mouse and keyboard are used as interaction elements, leaving the user's voice completely aside, not to mention the potential of the natural movement of his hands.…”