Семь дней

• Silencer 101. Cameron Hopkins, Guns Magazine, July 2000.

• Media 24's chronological newspaper archives of Die Burger, Beeld, Volksblad, Mail & Guardian, www.Fin24.com, www.sake24.com.

• www.saps.gov.za

• www.marketwatch.com

• www.beretta.com

• www.defenceweb.co.za

• www.islamfortoday.com

• www.chemistry.about.com

• www.authorstream.com

• www.detectpoint.com

• www.cellucity.co.za

• www.sako.fi

• www.sakosuomi.fi

• www.wikipedia.org

• www.ableammo.com

• www.science.howstuffworks.com

• www.chana-sa.co.za

• www.wn.allexperts.com

• www.cienciaforense.com

• www.library.med.utah.edu

• www.myarmoury.com

• www.enotes.com/forensic-science/hair-analysis

• www.arkivmusic.com

• www.old-smithy/bayonets/ak47_and_related_bayonets.htm

• www.pamgolding.com