1. “A Description of Two Simple Solar Agricultural Dryers”, Cooperation Mediterraneene pour l'Energie Solaire;Lawand;Bulletin No. 9,1965
2. “Solar Cabinet Dryer”, Douma, Syria;Lawand,1965
3. “Physical and Organoleptic Evaluations of Solar Dried Agricultural Produce,” Douma, Syria;Lawand,1965
4. “Total and Diffuse Solar Radiation Intensities,” Douma, Syria;Lawand,1965