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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1966 2
1967 5
1968 1
1970 5
1971 2
1973 5
1974 1
1976 1
1977 4
1978 1
1980 2
1982 1
1984 2
1985 4
1986 1
1987 2
1989 1
1994 1
1996 1
1997 5
1998 6
1999 1
2000 6
2001 17
2002 28
2003 28
2004 47
2005 59
2006 77
2007 92
2008 81
2009 85
2010 108
2011 109
2012 111
2013 109
2014 134
2015 152
2016 144
2017 126
2018 140
2019 138
2020 22
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1,584 results
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Page 1
Aquatic Humic Substances: Relationship Between Origin and Complexing Capacity.
González-Guadarrama MJ, Armienta-Hernández MA, Rosa AH. González-Guadarrama MJ, et al. Bull Environ Contam Toxicol. 2018 May;100(5):627-633. doi: 10.1007/s00128-018-2318-4. Epub 2018 Mar 14. Bull Environ Contam Toxicol. 2018. PMID: 29541818
Production of humic substances through coal-solubilizing bacteria.
Valero N, Gómez L, Pantoja M, Ramírez R. Valero N, et al. Braz J Microbiol. 2014 Oct 9;45(3):911-8. doi: 10.1590/s1517-83822014000300021. eCollection 2014. Braz J Microbiol. 2014. PMID: 25477925 Free PMC article.
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