| nr |
titel |
auteur |
tijdschrift |
jaar |
jaarg. |
afl. |
pagina('s) |
type |
| 1 |
About the authors
|
|
|
1989
|
|
1-2 |
p. 97-98
2 p.
|
artikel
|
| 2 |
Bulgarian-American cooperation in geography: The context and promise
|
Demko, George J.
|
|
1989
|
|
1-2 |
p. 1-3
3 p.
|
artikel
|
| 3 |
Editorial Board
|
|
|
1989
|
|
1-2 |
p. IFC-
1 p.
|
artikel
|
| 4 |
Environmental-economic models for energy resource development
|
Knight, C.Gregory
|
|
1989
|
|
1-2 |
p. 55-66
12 p.
|
artikel
|
| 5 |
Formation of natural-technical systems in Bulgaria and problems of environment preservation
|
Donchev, Doncho
|
|
1989
|
|
1-2 |
p. 13-16
4 p.
|
artikel
|
| 6 |
Integrating economic and environmental models: Some preliminary considerations
|
Bolton, Roger
|
|
1989
|
|
1-2 |
p. 25-37
13 p.
|
artikel
|
| 7 |
Natural recreational potential in Bulgaria
|
Tishkov, Haralampi
|
|
1989
|
|
1-2 |
p. 24-
1 p.
|
artikel
|
| 8 |
New directions in quasi-experimental control group methods for project evaluation
|
Isserman, Andrew M.
|
|
1989
|
|
1-2 |
p. 39-53
15 p.
|
artikel
|
| 9 |
Paleogeographic basis of physical geographical structure in Bulgaria and its regionalization
|
Vaptzarov, Ivan
|
|
1989
|
|
1-2 |
p. 24-
1 p.
|
artikel
|
| 10 |
Preface
|
Mishev, Kiril
|
|
1989
|
|
1-2 |
p. vii-viii
nvt p.
|
artikel
|
| 11 |
Preface
|
Isserman, Andrew M.
|
|
1989
|
|
1-2 |
p. v-vi
nvt p.
|
artikel
|
| 12 |
Probabilistic input-output analysis: Modeling directions
|
Jackson, Randall W.
|
|
1989
|
|
1-2 |
p. 87-95
9 p.
|
artikel
|
| 13 |
Programs for regional development in Bulgaria
|
Popov, Peter
|
|
1989
|
|
1-2 |
p. 23-
1 p.
|
artikel
|
| 14 |
Social recreational policy in Bulgaria
|
Dimitrova, Dimitrina
|
|
1989
|
|
1-2 |
p. 23-
1 p.
|
artikel
|
| 15 |
The ecological policy of the People's Republic of Bulgaria
|
Zhivkov, Zhivko
|
|
1989
|
|
1-2 |
p. 9-11
3 p.
|
artikel
|
| 16 |
The ecologization of material production in Bulgaria and the tasks of geography
|
Mishev, Kiril
|
|
1989
|
|
1-2 |
p. 5-8
4 p.
|
artikel
|
| 17 |
The spatial organization of production: An input-output perspective
|
Hewings, Geoffry J.D.
|
|
1989
|
|
1-2 |
p. 67-86
20 p.
|
artikel
|
| 18 |
The urban process and the appearance of agglomerations in Bulgaria
|
Ganev, Christo
|
|
1989
|
|
1-2 |
p. 17-22
6 p.
|
artikel
|
| 19 |
Urbanization and industrialization
|
Christov, Todor
|
|
1989
|
|
1-2 |
p. 23-
1 p.
|
artikel
|
Tijdschrift beschrijving