| article html file updated | 9 February 2020 06:05 CET | Update | https://www.mdpi.com/2073-4352/8/2/89 |
| article html file updated | 30 September 2019 16:04 CEST | Update | N/A |
| article html file updated | 1 May 2019 19:42 CEST | Update | N/A |
| article html file updated | 17 April 2019 18:49 CEST | Update | N/A |
| article html file updated | 28 March 2019 22:09 CET | Update | N/A |
| article html file updated | 14 March 2018 09:07 CET | Update | N/A |
| article html file updated | 9 February 2018 17:18 CET | Original file | N/A |
| article xml uploaded. | 9 February 2018 17:16 CET | Original file | https://www.mdpi.com/2073-4352/8/2/89/xml |
| article pdf uploaded. | 9 February 2018 17:16 CET | Version of Record | https://www.mdpi.com/2073-4352/8/2/89/pdf |
