APA

APPLIED SOLAR ENERGY, . (1990). EFFICIENCY OF ABSORBING ELEMENT OF TUBULAR COLLECTOR WITH INSERTS-SAVINGS OF HEAT ENERGY IN A TRENCH GREENHOUSE. : .

Chicago

APPLIED SOLAR ENERGY, . 1990. EFFICIENCY OF ABSORBING ELEMENT OF TUBULAR COLLECTOR WITH INSERTS-SAVINGS OF HEAT ENERGY IN A TRENCH GREENHOUSE. : .

Harvard

APPLIED SOLAR ENERGY, . (1990). EFFICIENCY OF ABSORBING ELEMENT OF TUBULAR COLLECTOR WITH INSERTS-SAVINGS OF HEAT ENERGY IN A TRENCH GREENHOUSE. : .

MLA

APPLIED SOLAR ENERGY, . EFFICIENCY OF ABSORBING ELEMENT OF TUBULAR COLLECTOR WITH INSERTS-SAVINGS OF HEAT ENERGY IN A TRENCH GREENHOUSE. : . 1990.