Source: https://www.researchgate.net/profile/Daniel_Florez-Orrego/post/How_to_link_Aspen_Plus_excel_and_Matlab/attachment/5c3ea6f5cfe4a764551149ac/AS%3A715541706702853%401547609845427/download/spreadsheet+link++excel+matlab+HOW+TO+CONNECT.pdf