by Oushakine, S A
Published in East central europe (Pittsburgh) (2001)

by Orkeny, A, Szekelyi, M
Published in East central europe (Pittsburgh) (2001)

by Rothkirchen, L
Published in East central europe (Pittsburgh) (1983)

by Nyiri, J K
Published in East central europe (Pittsburgh) (1978)

by Myíri, J K
Published in East central europe (Pittsburgh) (1978)

by Winters, S B
Published in East central europe (Pittsburgh) (1977)

by Besemeres, J
Published in East central europe (Pittsburgh) (1976)