1. Abraham GMS, Parker RJ (2008) Assessment of heavy metal enrichment factors and the degree of contamination in marine sediments from Tamaki Estuary, Auckland, New Zealand. Environ Monit Assess 136:227–238
2. Asanulla RM, Radhakrishna T, Venkatachalapathy R, Manoharan C, Soumya GS, Sutharsan P (2017) Rock magnetic and geomagnetic field strength of the rare Iron Age (300–500 BC) artifacts from Tamilnadu: the first Virtual Axial Dipole Moment determination from India. Geo Res J 14:135–144
3. ATSDR (2005) Public health statement, tin and tin compounds. www.atsdr.cdc.gov/. Accessed 15 Jul 2020
4. Basavaiah N (2011) Geomagnetism: solid earth and upper atmosphere perspectives. Springer, Dordrecht
5. Benson NU, Adedapo AE, Fred-Ahmadu OH, Williams AB, Udosen ED, Ayejuyo OO, Olajire AA (2018) New ecological risk indices for evaluating heavy metals contamination in aquatic sediment: a case study of the Gulf of Guinea. Reg Stud Mar Sci 18:44–56