Craig، Douglas؛ Ireland، Robert J.؛ Bärlocher، Felix (سبتمبر 1989). "Seasonal variation in the organic composition of seafoam". Journal of Experimental Marine Biology and Ecology. ج. 130 ع. 1: 71–80. DOI:10.1016/0022-0981(89)90019-1. ISSN:0022-0981.
Druzhkov, Nikolai V.; Makarevich, Pavel R.; Bardan, Sergei I. (12 Jan 1997). "Sea foam as an object of sea-surface film studies". Polar Research (بالإنجليزية). 16 (2): 117–121. DOI:10.3402/polar.v16i2.6630. ISSN:1751-8369.
Craig، Douglas؛ Ireland، Robert J.؛ Bärlocher، Felix (سبتمبر 1989). "Seasonal variation in the organic composition of seafoam". Journal of Experimental Marine Biology and Ecology. ج. 130 ع. 1: 71–80. DOI:10.1016/0022-0981(89)90019-1. ISSN:0022-0981.
Druzhkov, Nikolai V.; Makarevich, Pavel R.; Bardan, Sergei I. (12 Jan 1997). "Sea foam as an object of sea-surface film studies". Polar Research (بالإنجليزية). 16 (2): 117–121. DOI:10.3402/polar.v16i2.6630. ISSN:1751-8369.