| article html file updated | 7 February 2020 09:16 CET | Update | https://www.mdpi.com/2304-8158/5/2/41 |
| article html file updated | 5 May 2019 14:42 CEST | Update | N/A |
| article html file updated | 27 March 2019 05:44 CET | Update | N/A |
| article html file updated | 10 February 2017 03:46 CET | Update | N/A |
| article html file updated | 5 July 2016 06:38 CEST | Update | N/A |
| article html file updated | 31 May 2016 12:54 CEST | Update | N/A |
| article xml uploaded. | 31 May 2016 12:53 CEST | Update | https://www.mdpi.com/2304-8158/5/2/41/xml |
| article pdf uploaded. | 31 May 2016 12:53 CEST | Updated version of record | https://www.mdpi.com/2304-8158/5/2/41/pdf |
| article html file updated | 25 May 2016 14:45 CEST | Original file | N/A |
| article pdf uploaded. | 25 May 2016 14:43 CEST | Version of Record | https://www.mdpi.com/2304-8158/5/2/41/pdf-vor |
