| article html file updated | 7 February 2020 08:40 CET | Update | https://www.mdpi.com/2304-6732/3/2/28 |
| article html file updated | 5 May 2019 15:51 CEST | Update | N/A |
| article html file updated | 27 March 2019 04:39 CET | Update | N/A |
| article html file updated | 1 July 2016 13:33 CEST | Update | N/A |
| article html file updated | 16 May 2016 23:20 CEST | Original file | N/A |
| article xml uploaded. | 13 May 2016 12:18 CEST | Original file | https://www.mdpi.com/2304-6732/3/2/28/xml |
| article pdf uploaded. | 13 May 2016 12:18 CEST | Version of Record | https://www.mdpi.com/2304-6732/3/2/28/pdf |
