1
Publikováno v:
Natural History. Mar80, Vol. 89 Issue 3, p100. 3p.
2
Publikováno v:
Natural History. Aug-Sep79, Vol. 88 Issue 7, p122. 3p.
3
Publikováno v:
Natural History. Jun80, Vol. 89 Issue 6, p86-87. 2p.
4
Publikováno v:
Natural History. Feb80, Vol. 89 Issue 2, p92. 2p.
5
Publikováno v:
Natural History. Jan80, Vol. 89 Issue 1, p98. 2p.
6
Publikováno v:
Natural History. Dec79, Vol. 88 Issue 10, p90. 2p.
7
Publikováno v:
Natural History. Oct79, Vol. 88 Issue 8, p128. 2p.
8
Publikováno v:
Natural History. Mar79, Vol. 88 Issue 3, p108. 2p.
9
Publikováno v:
Natural History. Nov78, Vol. 87 Issue 9, p120. 2p.
10
Publikováno v:
Natural History. Jun/Jul78, Vol. 87 Issue 6, p104. 2p.
