Chang, Shi-Kuo "Visual Languages: A Tutorial and Survey" IEEE Software Volume 4 Number 1 1987
(1987)
Languages mentioned
Hi-Visual
{1992}
IPL
{1987}
ISQL
{1983}
Pict/D
{1984} Interactive graphical programming environment
Programming by Rehearsal
{1984} Visual languages
Vicon
{1985}