• back-to-back
• by Erik Wanee, VV11 Sep 2003, p19, p45
• MicWic [by Bob Tennant], in Cycle 2003 report (P. Eland), VV12 Dec 2003, p22
• two-wheel drive with dual Rohloff hubs, noted in report on SPEZI 2008 (P. Eland), VV30 Jun 2008, p37
• with hand-powered rear position, VV15 Sep 2004, p39
• BikeE E2 [review], in "The recumbent family" (J. Murphy and Christine Murphy), VV3 Sep 2001, p28; comments, VV4 Dec 2001, p37
• 'Double Dutch' [from Wiegers Wheels], in Cyclevision 2003 report (P. Eland), VV11 Sep 2003, p46
• Double Rider trike [Van Raam Aalten BV], VV7 Sep 2002, p41; VV9 Mar 2003, p7; phone number correction, VV10 Jun 2003, p5; VV11 Sep 2003, p53
• 'Flevolike', in Cyclevision 2003 report (P. Eland), VV11 Sep 2003, p46
• Greenspeed, in "You Must Be Mad!" (T. Gilbert), VV5 Mar 2002, p42
• MicWic Delta tandem (F. Nazarali), VV21 Mar 2006, p34
• RANS Seavo, VV22 Jun 2006, p5
• Tan-GO custom-built back-to-back and back-to-front (S. Dammann), VV27 Sep 2007, p42
• Toucan side-by-side, VV8 Dec 2002, p7
• WizWheelz, VV12 Dec 2003, p8
• wooden [by Axel Ewen], VV6 Jun 2002, p42
• ZOX [with front-wheel and rear-wheel drives], VV6 Jun 2002, p42