| article html file updated | 7 February 2020 02:33 CET | Update | https://www.mdpi.com/1660-4601/13/1/29 |
| article html file updated | 6 May 2019 04:20 CEST | Update | N/A |
| article html file updated | 26 March 2019 16:59 CET | Original file | N/A |
| article pdf uploaded. | 23 December 2015 13:37 CET | Updated version of record | https://www.mdpi.com/1660-4601/13/1/29/pdf |
| article xml uploaded. | 23 December 2015 13:37 CET | Update | https://www.mdpi.com/1660-4601/13/1/29/xml |
| article pdf uploaded. | 22 December 2015 17:22 CET | Version of Record | N/A |
| article xml uploaded. | 22 December 2015 17:22 CET | Original file | N/A |
