TY - JOUR T1 - Studies of spore/pollen wall ultrastructure in fossil and living plants: A homage to Bernard Lugardon, a talented palynologist JO - REV PALAEOBOT PALYNO PY - 2009/07/01 AU - Grauvogel-Stamm L AU - Guignard G AU - Wellman CH ED - DO - DOI: 10.1016/j.revpalbo.2009.03.003 VL - 156 IS - 1-2 SP - 1 EP - 1 Y2 - 2024/12/22 ER -