| article html file updated | 7 February 2020 18:29 CET | Update | https://www.mdpi.com/2311-5637/2/4/19 |
| article html file updated | 4 May 2019 21:37 CEST | Update | N/A |
| article html file updated | 29 December 2016 06:46 CET | Update | N/A |
| article html file updated | 24 November 2016 07:09 CET | Update | N/A |
| article html file updated | 24 November 2016 06:55 CET | Update | N/A |
| article html file updated | 24 November 2016 06:55 CET | Update | N/A |
| article html file updated | 24 November 2016 06:55 CET | Update | N/A |
| article xml uploaded. | 24 November 2016 06:54 CET | Update | https://www.mdpi.com/2311-5637/2/4/19/xml |
| article xml uploaded. | 24 November 2016 06:46 CET | Update | N/A |
| article xml uploaded. | 24 November 2016 06:46 CET | Update | N/A |
| article pdf uploaded. | 24 November 2016 06:46 CET | Updated version of record | https://www.mdpi.com/2311-5637/2/4/19/pdf |
| article html file updated | 23 November 2016 11:13 CET | Original file | N/A |
| article xml uploaded. | 23 November 2016 11:11 CET | Update | N/A |
| article xml uploaded. | 23 November 2016 11:11 CET | Original file | N/A |
| article pdf uploaded. | 23 November 2016 11:11 CET | Version of Record | https://www.mdpi.com/2311-5637/2/4/19/pdf-vor |
