1. Radiant heat transmission between surfaces separated by non-absorbing media [J];Hottel;Transactions of the ASME,1931
2. Effect of reradiation on heat tranmission in furnaces and through openings [J];Hottel;Transactions of the ASME,1933
3. Analysis of heat interchange by radiation between diffuse surfaces [J];Poljak;Technical Physics of the USSR,1935
4. Gebhart B. Unified treatment for thermal radiation transfer processes-gray, diffuse radiators and absorbers [J]. ASME, 1957: Page 57-A-34,.
5. Surface temperature calculations in radiant surroundings of arbitrary complexity-for gray, diffuse radiation [J];Gebhart;International Journal of Heat and Mass Transfer,1961