Bibliographie
- Hereźniak, J., 1972: Groupements végétaux de la vallée de la Widawka. — Monographiae botanicae 35: 1–160 (en polonais, résumé en franjais).
- Hynes, H. N. B., 1970: The Ecology of Running Waters. — Liverpool Univ. Press, England/Univ. of Toronto Press, Canada, 555 pp.
- Jażdżewska, T., 1971: Mayflies (Ephemeroptera) of the River Grabia. — Pol. Pismo Ent. 41: 243–304 (en polonais, résumé en anglais).
- Kadlubowska, J. Z., Ligowski, R., Rakowska, B. & Maksymiuk., Z., 1981: Flora of algae of the Bełchatów Industrial District.— Acta Univ. Lodz. Folia bot. 1: 257–291.
- Keffermüller, M., 1960: Investigations on the fauna of Ephemeroptera in Great Poland. — Pr. Kom. biol. Pozn. TPN 19: 413–467 (en polonais, résumé en anglais).
- Kownacki, A., 1980: Taxocenes of Ephemeroptera in unpolluted and polluted stream of the Tatra Mountains. — In: Advances in Ephemeroptera Biology: 405–419. J. F. Flannagan & K. E. Marshall, eds. Plenum Press, New York/London.
- Mielewczyk, S., 1981: Evaluation of occurrence, density and biomass of Ephemeroptera in the drainage channel near the village of Turew (Region of Poznan). — Acta hydrobiol. 23: 363– 373.
- Niesiolowski, S., 1980: Black-flies (Simuliidae, Diptera) of Widawka and Grabia Rivers, Poland. — Pol. Pismo Ent. 80: 413–62 (en polonais, résumé en anglais).
- Odum, E. P., 1982: Fundamentals of ecology, 3rd ed. (Polish translation). — Warszawa, PWRL, 661 pp.
- Penczak, T., 1969: The ichthyofauna of the rivers of the Lòdz and adjacent areas, Part Ic. The hydrography and fishes of the Warta basin. — Acta hydrobiol. 11: 69–118 (en polonais, résumé en angl.).
- Pielou, E. C., 1976: Population and Community Ecology. — Gordon and Breach Sci. Pubi., New York/Paris/London, 423 pp.
- Sowa, R., 1975: Ecology and biogeography of mayflies (Ephemeroptera) of running waters in the Polish part of the Carpathians. 2 Life Cycles. — Acta hydrobiol. 17: 319–353.
- Verneaux, J. G. & Tuffery, G., 1967: Une méthode zoologique pratique de détérmination de la qualité biologique des eaux courantes. Indices biotiques. — An. Sci. de l'Univ. de Besançon, c/ Zoologie 3: 79–90.
- Wilhm, J. L., 1975: Biological indicators of pollution. — In: Studies in Ecology 2. River Ecology: 375–402, B. A. Whitton, ed. Blackwell Sci. Pubi, Oxford/London/Edingburgh/Mel-bourne.