S53WW - Robert Vilhar offers VHFCTEST, a contest logging program, and antenna projects. - http://lea.hamradio.si/~s53ww/
S51EM - Bibliography, biography, theory of the informational, consciousness conference and who's who style summary by Anton P. Zeleznikar. - http://lea.hamradio.si/~s51em/
S57UUU - Marko Cebokli offers 10GHz EME, TWT power supply, and Russian tubes and transistors data, and Slovenia links. - http://lea.hamradio.si/~s57uuu/