| article html file updated | 9 February 2020 04:21 CET | Update | https://www.mdpi.com/2076-328X/8/2/18 |
| article html file updated | 1 May 2019 23:33 CEST | Update | N/A |
| article html file updated | 17 April 2019 22:08 CEST | Update | N/A |
| article html file updated | 28 March 2019 18:21 CET | Update | N/A |
| article html file updated | 14 March 2018 08:27 CET | Update | N/A |
| article html file updated | 25 January 2018 15:52 CET | Original file | N/A |
| article xml uploaded. | 25 January 2018 15:51 CET | Original file | https://www.mdpi.com/2076-328X/8/2/18/xml |
| article pdf uploaded. | 25 January 2018 15:51 CET | Version of Record | https://www.mdpi.com/2076-328X/8/2/18/pdf |
