1. A simple statistical model of daily global solar radiation in thailand
R.H.B. EXELL

2. Calculations of long - wave spectral atmospheric emissivities for bangkok, songkhla and ubon ratchathanee
PIYAWAT BOON-LONG

3. Gravity override of steam front displacing water in porous media
B. PHONGDARA

4. New estimates of mean daily diffuse solar radiation in thailand
R.H.B. EXELL and PINIT SANTIBUPPAKUL

5. Properties of a partially - purified esterase from aspergillus niger nrrl 337
MOLSIRI VEEROTHAI

6. Total synthesis of new steroids
PIERRE CRABBE