Helle Frisak Sem has written:
'The representation of meaning'
Tove Thagaard Sem has written: 'Det ensporede system'
Christina Salgado has written: 'Caminhos sem fim'
Bolivar Fontoura has written: 'Caminhada sem rumo'
Ludovicus Salenses has written: 'Eu sem pejo'
F. Tramontano has written: 'Sexo sem nexo'
Joaquim Serra has written: 'Rio sem foz'
Osvaldo Palma has written: 'Paulipetro sem preconceitos'
Haroldo Ferreira has written: 'Banquete sem domingo'
Leoni Kaseff has written: 'Conceitos sem preconceitos'
N.K Rerikh has written: 'Sem' velikikh tain kosmosa'
Fausto Duarte has written: 'O negro sem alma'
Lia Corre a Dutra has written: 'Navio sem Porto'