@article{weko_35_1,
   author	 = "",
   title	 = "Chlorophyll a and macro-nutrient concentrations and photosynthetically active radiation during the training vessel Umitaka-maru cruise of the 60th Japanese Antarctic Research Expedition in January 2019",
   journal	 = "Polar Data Journal",
   year 	 = "2020",
   volume	 = "4",
   number	 = "",
   pages	 = "169--180",
   month	 = "dec"
}