| article html file updated | 8 February 2020 04:37 CET | Update | https://www.mdpi.com/2076-328X/7/2/28 |
| article html file updated | 24 September 2019 13:28 CEST | Update | N/A |
| article html file updated | 4 May 2019 00:20 CEST | Update | N/A |
| article html file updated | 28 June 2017 12:33 CEST | Update | N/A |
| article html file updated | 10 May 2017 05:12 CEST | Update | N/A |
| article xml uploaded. | 10 May 2017 05:10 CEST | Update | https://www.mdpi.com/2076-328X/7/2/28/xml |
| article pdf uploaded. | 10 May 2017 05:10 CEST | Updated version of record | https://www.mdpi.com/2076-328X/7/2/28/pdf |
| article html file updated | 28 April 2017 12:10 CEST | Original file | N/A |
| article pdf uploaded. | 28 April 2017 12:09 CEST | Version of Record | https://www.mdpi.com/2076-328X/7/2/28/pdf-vor |
