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| 2021-04-16 | Reference included | | | Tanasevitch, 2021b |
| 2021-04-16 | Reference included | | | Wang et al., 2021d |
| 2021-04-16 | Reference included | | | Caleb, Francis & Bhat, 2021 |
| 2021-04-16 | Reference included | | | Brescovit, Zampaulo & Cizauskas, 2021 |
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| 2021-04-16 | Reference included | | | Choudhury et al., 2021 |
| 2021-04-15 | Reference included | | | Xu et al., 2021b |
| 2021-04-12 | Reference included | | | Marsh, Hudson & Framenau, 2021 |
| 2021-04-10 | Reference included | | | Whitehead, 2021 |
| 2021-04-10 | Reference included | | | Parker, 2021b |
| 2021-04-10 | Reference included | | | Parker, 2021a |
| 2021-04-10 | Reference included | | | Noordam, 2021 |
| 2021-04-10 | Reference included | | | Gallon, 2021 |
| 2021-04-10 | Reference included | | | Lai et al., 2021 |
| 2021-04-08 | Reference included | | | Liu et al., 2021b |
| 2021-04-08 | Reference included | | | Xu et al., 2021a |
| 2021-04-08 | Reference included | | | Kim & Yoo, 2021 |
| 2021-04-08 | Reference included | | | Sugawara, Ihara & Nakano, 2021a |
| 2021-04-07 | Reference included | | | Wunderlich, 2021 |
| 2021-04-06 | Reference included | | | Dupérré & Tapia, 2021 |
| 2021-04-06 | Reference included | | | Godwin & Bond, 2021 |
| 2021-04-03 | Reference included | | | Bloem & Noordijk, 2021 |
| 2021-04-01 | Reference included | | | Irfan, Bashir & Peng, 2021 |
| 2021-04-01 | Reference included | | | Oliveira & Brescovit, 2021b |
| 2021-03-30 | Reference included | | | Sherwood et al., 2021a |
| 2021-03-29 | Reference included | | | Tripathi et al., 2021 |
| 2021-03-27 | Reference included | | | Schubert, 2021 |
| 2021-03-26 | Reference included | | | Akpınar, 2017 |
| 2021-03-26 | Reference included | | | Akpınar & Ceyhan, 2020 |
| 2021-03-26 | Reference included | | | Akpınar, 2019 |
| 2021-03-26 | Reference included | | | Martínez & Gutierrez, 2021 |
| 2021-03-25 | Reference included | | | Marusik & Mikhailov, 2021 |
| 2021-03-25 | Reference included | | | Tanasevitch, 2021a |
| 2021-03-25 | Reference included | | | Ponomarev, Mikhailov & Shmatko, 2021 |
| 2021-03-25 | Reference included | | | Deeleman-Reinhold & Miller, 2021 |
| 2021-03-25 | Reference included | | | Omelko & Fomichev, 2021 |
| 2021-03-25 | Reference included | | | De Luna et al., 2021 |
| 2021-03-24 | Reference included | | | Ledford et al., 2021 |
| 2021-03-23 | Reference included | | | Coşar, 2021a |
| 2021-03-21 | Reference included | | | Bosmans & Trotta, 2021 |
| 2021-03-15 | Reference included | | | Faúndez et al., 2019 |
| 2021-03-13 | Reference included | | | Crews, Galvis & Esposito, 2021 |
| 2021-03-13 | Reference included | | | Zamani, Mirshamsi & Marusik, 2021 |
| 2021-03-12 | Reference included | | | Baigorria et al., 2021 |
| 2021-03-11 | Reference included | | | Ferretti et al., 2016 |
| 2021-03-11 | Reference included | | | Pham & Vu, 2005 |
| 2021-03-11 | Reference included | | | Hazzi & Hormiga, 2021 |
| 2021-03-11 | Reference included | | | Haddad et al., 2021 |
| 2021-03-11 | Reference included | | | Tam et al., 2021 |