| article html file updated | 8 February 2020 09:08 CET | Update | https://www.mdpi.com/2306-5729/2/3/21 |
| article html file updated | 25 September 2019 12:58 CEST | Update | - |
| article html file updated | 3 May 2019 15:51 CEST | Update | - |
| article html file updated | 27 June 2017 11:12 CEST | Update | - |
| article xml uploaded. | 27 June 2017 09:34 CEST | Update | https://www.mdpi.com/2306-5729/2/3/21/xml |
| article pdf uploaded. | 27 June 2017 09:34 CEST | Updated version of record | https://www.mdpi.com/2306-5729/2/3/21/pdf |
| article html file updated | 24 June 2017 14:04 CEST | Original file | - |
| article pdf uploaded. | 24 June 2017 14:03 CEST | Updated version of record | https://www.mdpi.com/2306-5729/2/3/21/pdf-vor |
| article pdf uploaded. | 23 June 2017 15:34 CEST | Version of Record | https://www.mdpi.com/2306-5729/2/3/21/pdf-vor |
