1. Analysis of graduating nursing students’ moral courage in six European countries
  2. Characteristic biofuel microalgae Chlorella sp. as renewable energy source
  3. Chlorophyll-a variability during upwelling events in the south-eastern Baltic Sea and in the Curonian Lagoon from satellite observations
  4. Technical and economic analysis of municipal solid waste potential for waste to energy plant (case study: Jatibarang Landfill Semarang, Central Java, Indonesia)