Published in Compositae Newsletter, in 1999, in volume 33, pages 1-18
Published in Compositae Newsletter, in 1999, in volume 33, pages 19-22
Published in Compositae Newsletter, in 1999, in volume 33, pages 23-32
Published in Compositae Newsletter, in 1999, in volume 33, pages 39-45
Published in Compositae Newsletter, in 1999, in volume 34, pages 1-8
Published in Compositae Newsletter, in 1999, in volume 34, pages 29-36
Published in Compositae Newsletter, in 1999, in volume 34, pages 50-52
Published in Compositae Newsletter, in 1999, in volume 34, pages 53-61