| Referência nro. | Descrição | Ano | Nome utilizado | Página |
|---|---|---|---|---|
| 30225 | Tan, H.H., 1998. Description of two new species of the Betta waseri group (Teleostei: Osphronemidae). Ichthyol. Explor. Freshwat. 8(3):281-287. | 1998 | Betta pi | 285 |
| 57235 | Vidthayanon, C., 2002. Peat swamp fishes of Thailand. Office of Environmental Policy and Planning, Bangkok, Thailand, 136 p. | 2002 | Betta pi | 106 |
| 56613 | Tan, H.H. and P.K.L. Ng, 2005. The fighting fishes (Teleostei: Osphronemidae: Genus Betta) of Singapore, Malaysia and Brunei. Raffles Bull. Zool. Supplement (13):43-99. | 2005 | Betta pi | 45 |
| 78499 | Schindler, I. and J. Schmidt, 2006. Review of the mouthbrooding Betta (Teleostei, Osphronemidae) from Thailand, with descriptions of two new species. Zeitschrift für Fischkunde 8(1/2):47-69. | 2006 | Betta pi | 60 |
| 130676 | Petersen, P., 2022. Danish names and photos and other species information. Pers. Comm. | 2022 | Betta pi | --> |