TY  - RPRT
TI  - Supportive learning in distance education.
AU  - S Lawton
PY  - 1997
DO  - 10.1046/j.1365-2648.1997.19970251076.x
UR  - https://pubmed.ncbi.nlm.nih.gov/9147215/
ID  - 9147215
ER  -