1. MAMMIFÈRES DES ILES GALAPAGOS
2. 1968. (Report on Española) No. 14, Sep-tember, 1968.14Report on Española1968
3. 1968b. (Report on Pinta) No. 14, Septem-ber, 1968.14Report on Pinta1968
4. 1968c. (Report on Santiago) No. 13, April,1968.13Report on Santiago1968