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Zlatko F. Kovacevic: Potpuna pomrčina Sunca, 11 kolovoza 1999
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Zlatko F. Kovacevic: Promatranje Marsa na "Krovu Slavonije"
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Zlatko F. Kovacevic: Zvjezdarnica "Savska Ves" u Čakovcu
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Zlatko F. Kovacevic: Zvjezdarnica "Apollo" - Observatory "Apollo"
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Zlatko F. Kovacevic: Zvjezdarnica "Apollo" - Observatory "Apollo"
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Zlatko F. Kovacevic: Zvjezdarnica "Apollo" - Observatory "Apollo"
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Zlatko F. Kovacevic: Zvjezdarnica "Apollo" - Observatory "Apollo"
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Zlatko F. Kovacevic: Zvjezdarnica "Apollo" - Observatory "Apollo"