Hi Gregorio,
Here is the another way of implementing link to the cell in another worksheet.IHyperLink is the interface used to create hyperlink to the cell in another workbook.
//Creating Hyperlink to another cell using type as Workbook
IHyperLink hyperlink = sheet.HyperLinks.Add(sheet.Range["C13"]);
hyperlink.Type = ExcelHyperLinkType.Workbook;
hyperlink.Address = "Sheet2!A15";
hyperlink.ScreenTip = "Click here";
hyperlink.TextToDisplay = "Hyperlink to cell A15 in sheet2";
Please take a look at the attached sample and let me know if you have any questions.
Thanks for using Syncfusion Products.
Best Regards,
Ramu.
hyperlinkdemo.zip