338.5 1 Exclude matching results 34 1 Exclude matching results 621.3 1 Exclude matching results 628.1 1 Exclude matching results 662.6/.9 1 Exclude matching results energetické hospodárstvo 1 Exclude matching results legislatíva 1 Exclude matching results plynárenský priemysel 1 Exclude matching results ústredné vestníky 1 Exclude matching results