TY  - RPRT
TI  - A look at major planning methods: development, implementation, strengths and limitations.
AU  - H Kahalas
PY  - 1978
DO  - 10.1016/0024-6301(78)90012-2
UR  - https://pubmed.ncbi.nlm.nih.gov/10238518/
ID  - 10238518
ER  -