Mathis, W.; Titze, A.: 100 Years of Wireless Telephony in Germany: Experimental Radio Transmission from Eberswalde and Königs Wusterhausen. In: Advances in radio science : Kleinheubacher Berichte 19 (2021), S. 93-104. DOI:
https://doi.org/10.5194/ars-19-93-2021