SCOPUS Marcin Gołkowski

70.22.Z - Business and other management consultancy activities

35.14.Z - Trade of electricity

46.19.Z - Agents involved in the sale of a variety of goods

47.41.Z - Retail sale of computers, peripheral units and software in specialised stores

47.91.Z - Retail sale via mail order houses or via Internet

47.99.Z - Other retail sale not in stores, stalls or markets

61.90.Z - Other telecommunications activities

62.02.Z - Computer consultancy activities

62.09.Z - Other information technology and computer service activities

70.21.Z - Public relations and communication activities

74.90.Z - Other professional, scientific and technical activities not elsewhere classified

78.10.Z - Activities of employment placement agencies

85.59.B - Other out-of-school forms of education, not elsewhere classified