TY  - BOOK
AU  - Grego, Peter
TI  - Astronomical cybersketching: observational drawing with PDAs and tablet PCs
SN  - 978-0-387-85350-5
PY  - 2009///
CY  - New York
PB  - Springer
KW  - Cybersketching
KW  - Observational drawings
ER  -