Marmer, H.A. <br/><br/>
Tide observations at baltimore and the problem of coastal stability.   

 - New York-US :   Geografical record,   1943. 
 - páginas 620-629 :   Ilustraciones blanco y negro 
 - Irregular 
 - Vol. XXXIII, no. 4(Oct. 1943) 
 - The Geographical Review ;   no. 4 .
 - The Geographical Review. .