One embodiment of the present invention sets forth a method for providing access to a data object from within a spreadsheet included in a spreadsheet application. The method includes associating the data object with a first cell of the spreadsheet, wherein the data object is related to a parameter, and the first cell is identified by a cell reference, receiving an input that is related to a second cell of the spreadsheet and includes an expression that specifies the parameter and the first cell reference, and replacing the first cell reference specified by the expression with the data object, wherein a value for the second cell may be determined by applying the parameter to the data object specified in the expression.