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Year of Publication 05.06.1978

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Year of Publication 15.04.1983

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Year of Publication 15.11.1988

by EPALT AJVAR M,SU, ROZIN TEA YA,SU, RUBULIS GUNAR K,SU, MARTINSON ANDRIS A,SU, VEJDEMAN VALTER V,SU, VIGANT GUNAR P,SU
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by EPALT AJVAR M,SU, ROZIN TEA YA,SU, ZITANE LILIYA K,SU, MARTINSON ANDRIS A,SU, VIGANT GUNAR P,SU
Year of Publication 30.06.1986

by ROZIN TEA YA,SU, RUBULIS GUNAR K,SU, MARTINSON ANDRIS A,SU, VEJDEMAN VALTER V,SU, VIGANT GUNAR P,SU
Year of Publication 07.02.1986

by ROZIN TEA YA,SU, VIGANT GUNARS P,SU, ZITANE LILIYA K,SU, RUBULIS GUNAR K,SU, VEJDEMAN VALTER V,SU
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by EPALT AJVAR M,SU, ROZIN TEA YA,SU, RUBULIS GUNAR K,SU, VEJDEMAN VALTER V,SU, BALTAJS ILZE V,SU, VIGANT GUNAR P,SU
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Year of Publication 30.10.1977