| publications_key |
Biggs1966JCS20; Biggs1974OIP99; Biggs1974OIP99; Civil1987EarlyHar-ra
|
|---|---|
| publications_type |
history; primary; history; history
|
| publications_exact_ref |
1966, 83; 33; p. 81; 140-158
|
| publications_comment |
; ; ;
|