1. Chamberlain DA, Wollons DJ, White HM et al. Synchronous A-V pacing with a single pervenous electrode. Br Heart J 1973; 35: 559 (abstract).
2. Antonioli GE, Baggioni GF, Grassi G et al. A simple P-sensing ventricle stimulating lead driving a VAT generator. In: Meere C, editor.: Cardiac Pacing. Montreal, Canada: PaceSymp, 1979, chapter 34.
3. Antonioli GE, Baggioni GF, Grassi G et al. A simple new method for atrial triggered pacemaker. G Ital Cardiol 1980; 10: 679–89.
4. Antonioli GE, Grassi G, Marzaloni M et al. A new implantable VDT pacemaker using a single, double-electrode catheter. In: Feruglio GA, editor. Cardiac Pacing (Europacing Florence 1981 ). Padova: Piccin Medical Books; 1982: 1093–9.
5. Cornacchia D, Fabbri M, Maresta A et al. Clinical evaluation of VDD pacing with a unipolar single-pass lead. PACE 1989; 12: 604–18.