| article html file updated | 24 December 2025 17:28 CET | Update | https://www.mdpi.com/2227-9717/8/2/214 |
| article html file updated | 31 August 2025 11:15 CEST | Update | N/A |
| article html file updated | 20 July 2022 19:47 CEST | Update | N/A |
| article html file updated | 6 March 2020 21:30 CET | Update | N/A |
| article html file updated | 17 February 2020 13:44 CET | Original file | N/A |
| article pdf uploaded. | 17 February 2020 13:42 CET | Updated version of record | https://www.mdpi.com/2227-9717/8/2/214/pdf |
| article xml uploaded. | 17 February 2020 13:42 CET | Update | https://www.mdpi.com/2227-9717/8/2/214/xml |
| article xml file uploaded | 17 February 2020 13:42 CET | Update | N/A |
| article pdf uploaded. | 10 February 2020 15:14 CET | Version of Record | https://www.mdpi.com/2227-9717/8/2/214/pdf-vor |
| article xml file uploaded | 10 February 2020 15:14 CET | Original file | N/A |
