An error has occurred, the report has not been sent. Please check if the data is valid or try again later.
Sending declined. Incorrect text from the image.
Sending declined. reCAPTCHA verification has failed.
Report a problem related to object: Doświadczalny ośrodek badań propagacji mikrofal na trasach horyzontowych i satelitarnych. Referaty Problemowe, 1987, zeszyt 80