1. 1989 compilation of working values and sample description for 272 geostandards;Govindaraju;Geostandards Newsletter,1989
2. Three marine sediment reference samples: SDO-1, SDO-2 and SDO-3;Berkovits;Geostandards Newsletter,1984
3. Standard samples of chemical composition of oceanic and marine sediments;Berkovits;Geokhimia,1986
4. On standard samples of ferro-manganese nodules and containing sediments;Berkovits;Oceanology,1990
5. S.V. Lontsikh L.L. Petrov 1988 Reference samples of composition of natural objects, Nauka, Novosibirsk (in Russian)