Gromadzki Maciej

Acta Ornithologica Tom. Xvi N°13 : Abundance Of The Starling, Sturnus Vulgaris L. In The Breeding Season In The Vicinity Of Gdansk.

Acta Ornithologica Vol.22 N°2 - 1986. Panstwowe Wydawnictwo Naukowe - Warszawa - Wroclaw. Sommaire : Colonial Versus Territorail Breeding Of The Great Crested Grebe Podices Cristatus On Lake Druzno -(...)

Acta Ornothologica Tom.Xvi N°14 : Sklad Pokarmu Pisklat Szpaka, Sturnus Vulagirs L. Na Zulawach Wislanych.

Acta Ornothologica Tom.Xv N°5 : Bird-Ringing Results In Poland. Migrations Of The Starlings, Sturnus Vulgaris L.