Section 392.4 - Supporting documentation(a) Information referred to or relied on in support of a petition should be included in full and should not be incorporated by reference. A copy of any article or other source cited in a petition should be submitted with the petition.(b) Sources of information that are appropriate to use in support of a petition include, but are not limited to: (1) professional journal articles,(3) official government statistics,(4) official government reports,(6) scientific textbooks.(c) If an original research report is used to support a petition, the information should be presented in a form that would be acceptable for publication in a peer reviewed scientific or technical journal.(d) If quantitative data are used to support a petition, the presentation of the data should include a complete statistical analysis using conventional statistical methods.