Metsar, L. (1950). Report on the excavation of a stone grave located on the north corner of the limestone quarry of Kilgiaugu in Käku village at Kaarma parish in 1.-29. VII. 1949. (EST: Aruanne Kaarma valla Käku küla Kilgiaugu paemurru põhjakaldal asuva kivikalme kaevamisest 1.-29.VII. 1949. a.) Tartus, 1. veebruaril 1950.