| article html file updated | 9 February 2020 11:05 CET | Update | https://www.mdpi.com/2076-3263/8/4/109 |
| article html file updated | 1 May 2019 09:04 CEST | Update | N/A |
| article html file updated | 17 April 2019 09:00 CEST | Update | N/A |
| article html file updated | 29 March 2019 09:25 CET | Update | N/A |
| article html file updated | 1 May 2018 06:29 CEST | Update | N/A |
| article html file updated | 26 March 2018 12:12 CEST | Update | N/A |
| article xml uploaded. | 26 March 2018 12:10 CEST | Update | https://www.mdpi.com/2076-3263/8/4/109/xml |
| article pdf uploaded. | 26 March 2018 12:10 CEST | Updated version of record | https://www.mdpi.com/2076-3263/8/4/109/pdf |
| article html file updated | 24 March 2018 08:07 CET | Original file | N/A |
| article pdf uploaded. | 24 March 2018 07:10 CET | Version of Record | https://www.mdpi.com/2076-3263/8/4/109/pdf-vor |
